SOLUTION: The Greek God Zeus ordered his blacksmith Hephaestus to create a perpetual water-making machine to fill Zeus' mighty chalice. The volume of Zeus' chalice was reported to hold about

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Question 469490: The Greek God Zeus ordered his blacksmith Hephaestus to create a perpetual water-making machine to fill Zeus' mighty chalice. The volume of Zeus' chalice was reported to hold about one hundred and fifty sextillion gallons (that is a fifteen followed by twenty-two zeros). If Hephaetus' machine pours out 2 gallon in the first minute and then doubles its output each minute, find in which minute would this hypothetical machine pour out a single quantity of water that would be enough to fill Zeus' chalice with water?
hr. min.
This one is very hard to do. I would like to know how this one is supposed to be solved.Thanks and have a great day!

Answer by ankor@dixie-net.com(22740)   (Show Source): You can put this solution on YOUR website!
How about

.30103t = 23.17609
t =
t = 77 minutes which is 1 hr 17 min
:
:
Check it: ~ 1.511(10^23) which is 15(10^22)

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