Land area of Earth,
How much would each person get?
Amount of people on the Earth is 7.125 billion.
There are approximately 302,590,136,640 square feet of land on the Earth.
Therefore we set our proportion. 1/x = 7.125 bil/ 302,590,136,640
Set up and Solve
Cross multiple 1 x 302,590,136,640. Then divide 302,590,136,640 / 7.125 bil.
You should come up with 42.468,791,107.