If the radius of the Earth is roughly 3,960 miles, how many times larger is the volume of the Earth than the volume of a ping-pong ball? A ping-pong ball has a radius of 0.7441 inches. 1 mile = 5,280 feet.

Question

welshfella · Answer

thats going to to be some fantastic number

anonymous · Answer

I know

welshfella · Answer

convert both radii to feet 
then cube both results
the the answer will be   result for earth / result for ball

welshfella · Answer

for earth we have (3960*5280)^3 
for the ball  (0.7441/ 12)^3

welshfella · Answer

you could get an approximate answer using a good scientific calculator

welshfella · Answer

you cube both numbers because a volume is 3 dimensional

welshfella · Answer

have you tried it

welshfella · Answer

if you are on a windows PC the in built calculator will do it

its a 26 digit number!