Xiaoming’s electricity consumption is 200 kWh in April, and the electricity bill is 122 yuan. In May, the electricity consumption is 300 kWh. How much is Xiaoming’s electricity bill in May? (Solution with proportional knowledge)
小明家四月份用电量200度，电费122元，五月份用电量300度，小明家五月份的电费是多少元？(用比例知识解)
<gadget id="calculator">122 / 200</gadget>
<output>61/100 = around 0.61</output>

<gadget id="calculator">(61/100) * 300</gadget>
<output>183</output>

<result>183</result>