Conversion formula exactly how to convert 200 pounds come kilograms?

We understand (by definition) that:1⁢lb≈0.45359237⁢kg

We can set up a proportion to resolve for the number of kilograms.

You are watching: How many kg in 200 pounds


Now, we cross main point to resolve for ours unknown x:




Conversion in the opposite direction

The inverse of the conversion factor is that 1 kilogram is equal to 0.0110231131092439 times 200 pounds.

It can additionally be to express as: 200 pounds is same to 1 0.0110231131092439 kilograms.


An almost right numerical an outcome would be: two hundred pounds is about ninety suggest seven one kilograms, or alternatively, a kilogram is about zero suggest zero one times 2 hundred pounds.

Units involved

This is just how the units in this conversion room defined:


The lb or pound-mass (abbreviations: lb, lbm for most pounds) is a unit of mass offered in the imperial units, United claims customary and also other solution of measurement. A variety of different definitions have been used, the most usual today being the worldwide avoirdupois pound which is legally identified as precisely 0.45359237 kilograms, and also which is divided into 16 avoirdupois ounces.<3> The worldwide standard symbol for the avoirdupois pound is lb.The unit is lower from the roman inn libra (hence the abbreviation lb). The English word pound is cognate with, amongst others, German Pfund, dutch pond, and also Swedish pund. All at some point derive indigenous a borrowing right into Proto-Germanic of the Latin expression lībra pondō a pound by weight, in which words pondō is the ablative case of the Latin noun pondus.

Wikipedia page of pounds


The kilogram is the base unit of massive in the international System of devices (the Metric system) and is defined as being equal to the massive of the international Prototype that the Kilogram. The avoirdupois (or international) pound, supplied in both the imperial and also US customary systems, is defined as precisely 0.45359237 kg, making one kilogram roughly equal to 2.2046 avoirdupois pounds. Other classic units that weight and also mass around the world are also defined in terms of the kilogram, make the IPK the main standard for basically all devices of fixed on Earth.

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Wikipedia page of kilograms


<1> The precision is 15 far-reaching digits (fourteen number to the best of the decimal point).