\frac{M}{m} = \frac{H - h_{0}}{h - h_{0}} \Rightarrow M = m \frac{H - h_{0}}{h - h_{0}}

${\frac{M}{m} = \frac{H - h_0}{h - h_0} \quad\Rightarrow\quad M = m\frac{H - h_0}{h - h_0}}$

Error