The scale is 1:5000000, which means that the distance of 1cm on the map is equivalent to the actual distance in kilometers
比例尺是1：5000000表示地图上1cm距离相当于实际距离多少km
<gadget id="calculator">5_000_000 / 100_000</gadget>
<output>50</output>

<result>50</result>