After 30 years of reform and opening up, the per capita net income of rural residents in my country has reached 5,220 yuan. At the beginning of reform and opening up, the per capita net income of rural residents in China was about 1/40 of that after 30 years of reform and opening up. At the beginning of reform and opening up, the per capita net income of rural residents in my country was about How much is it?
改革开放30年后我国农村居民人均纯收入已经达到5220元，而改革开放初我国农村居民人均纯收入约为改革开放30年后的(1/40)，改革开放初我国农村居民人均纯收入约是多少元？
<gadget id="calculator">1 / 40</gadget>
<output>1/40 = around 0.025</output>

<gadget id="calculator">5_220 * (1/40)</gadget>
<output>261/2 = around 130.5</output>

<result>261/2 = around 130.5</result>