The actual distance from Linhai to Hangzhou is about 180 kilometers, how many centimeters should be drawn on a map with a scale of l:5000000
临海到杭州的实际距离大约是180千米，画在一幅比例尺是l：5000000的地图上应画多少厘米
<gadget id="calculator">1 / 5_000_000</gadget>
<output>1/5_000_000 = around 0</output>

<gadget id="calculator">18_000_000 * (1/5_000_000)</gadget>
<output>18/5 = around 3.6</output>

<result>18/5 = around 3.6</result>