Question

According to Wikipedia, the population of China is about 1,362,080,000 and the population of the US is about 317,427,000. China’s population is how many times bigger than the US population? (round to the hundredths place)

a. Express the population of China in scientific notation.
b. Express the population of the U.S. in scientific notation.
c. China's population is how many times bigger than the U.S. population.
Express your answer as a standard number rounded correctly to the hundredths place.

Answer 1

a. The population of China would be:
`1.36208 x 10^9`

b. The population of the US would be:
`3.17427 x 10^8`

c. To determine how many times larger China is than the US, you just need to divide the two numbers. You will get 4.29 times larger.