90 kilograms is equivalent to approximately 198.42 pounds (lbs). To convert kilograms to pounds, we use the multiplication factor 2.20462. We simply multiply 90 by 2.20462. This will give us 198.42 pounds. We know that kilograms are commonly used in most countries for weight measurement, but in some countries, such as in the United States, people use pounds for weight measurement. So if someone weighs 90 kilograms, their weight in pounds will be approximately 198 pounds.