Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
Solve[10/(1+x) + 10/(1+x)^2 + 10/(1+x)^3 + 110/(1+x)^4 = 110.7853381]
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random