On a map with a scale of 1:1,000,000, the distance from Beijing to Tianjin is measured to be 12cm. How many kilometers is the actual distance from Beijing to Tianjin?
在一幅比例尺是1：1000000的地图上，量得北京到天津的距离是12cm，北京到天津的实际距离是多少千米？
<gadget id="calculator">1 / 1_000_000</gadget>
<output>1/1_000_000 = around 0.000001</output>

<gadget id="calculator">12 / (1/1_000_000) / 100_000</gadget>
<output>120</output>

<result>120</result>