The area of Jiangsu Province is about 100,000 square kilometers, the area of Qinghai Province is about 7 times that of Jiangsu Province, and the area of Xinjiang Uygur Autonomous Region is 200,000 square kilometers more than twice that of Qinghai Province. What is the approximate area of the Xinjiang Uygur Autonomous Region?
江苏省的面积大约10万平方千米，青海省的面积大约是江苏省的7倍，新疆维吾尔自治区的面积比青海省的2倍多20万平方千米．新疆维吾尔自治区的面积大约是多少万平方千米？
<gadget id="calculator">10 * 7 * 2</gadget>
<output>140</output>

<gadget id="calculator">140 + 20</gadget>
<output>160</output>

<result>160</result>