According to the results of the fifth national census in 2000, the two most populous provinces in my country are Henan and Shandong. Shandong has about 90 million people, about 1/46 less than Henan. How many people are there in Henan? (solution by equation)
2000年第五次全国人口普查结果表明，我国人口最多的两个省是河南和山东，山东约有9000万人，约比河南少(1/46)．河南大约有多少万人？(用方程解)
<gadget id="calculator">1 / 46</gadget>
<output>1/46 = around 0.021739</output>

<gadget id="calculator">1 - (1/46)</gadget>
<output>45/46 = around 0.978261</output>

<gadget id="calculator">9_000 / (45/46)</gadget>
<output>9_200</output>

<result>9_200</result>