(2x)^2(3x)^3=3.548E82

How do I even do this type of math problem am just totally lost here????

Combine the terms on the left to get

4*27*x^5 = 108 x^5
Set that equal to 3.548*10^82 = 354.8*10^80
Now take the 1/5 root (0.2 power)of each side
2.5509 x = 3.2359*10^16
x = 1.2685*10^16