On a map of China with a scale of 1:5,000,000, the distance from Shanghai to Hangzhou is 4.3 centimeters. What is the actual distance from Shanghai to Hangzhou in kilometers?
在比例尺是1：5000000的中国地图上，量得上海到杭州的距离是4.3厘米，上海到杭州的实际距离是多少千米．
<gadget id="calculator">1 / 5_000_000</gadget>
<output>1/5_000_000 = around 0</output>

<gadget id="calculator">4.3 / (1/5_000_000) / 100_000</gadget>
<output>215</output>

<result>215</result>