Richter Scale Is Logarithmic

$4.1-2.3=\log(x)$, where $x$ is how many times as strong.

$x=\log(\frac{4.1}{2.3})$, where $x$ is how many times as strong.

$\frac{4.1}{2.3}=\log(x)$, where $x$ is how many times as strong.

$4.1-2.3=\log_2(x)$, where $x$ is how many times as strong.