An earthquake model gives log4(x)=3\\log_{4}(x) = 3log4(x)=3, where xxx is the intensity ratio. Solve for xxx.
x=7x = 7x=7
x=4cdot3x = 4 \\cdot 3x=4cdot3
x=34x = 3^{4}x=34
x=(4)3x = (4)^{3}x=(4)3