Act 1

Soccer Ball Inflation - Act 1 from Nathan Kraft on Vimeo.



Act 2
Small Ball Circumference = 17.5 in
Medium Ball Circumference = 27 in
Large Ball = 71 in

Act 3

Soccer Ball Inflation - Act 3 from Nathan Kraft on Vimeo.


When I figured this out, my answer had 10% error. Sorry, but the large ball is not filled with a pump. You have to blow it up using your lungs.