When I said I was guessing, I followed up with a challenge for you to change the numbers as you saw fit. The mathematical aproach comes up with a rock solid answer, so use it!
I don't think I can accurately come up with #'s for your example. I just don't think we should come to conclusions from "bad guessing."
Wikipedia is the best thing ever. Anyone in the world can write anything they want about any subject. So you know you are getting the best possible information.