Located at the foot of Mount Li in Shaanxi Province, the Mausoleum of Qin Shihuang is world-famous. According to archaeological exploration data, the underground palace of the Qin Mausoleum is 260m long from east to west, and the length from north to south is from east to west (8/13). What is the length in meters from north to south?
坐落在陕西骊山脚下的秦始皇陵墓举世闻名，考古勘探资料表明，秦陵地宫东西长260m，南北长是东西长的(8/13)．南北长是多少米？
<gadget id="calculator">8 / 13</gadget>
<output>8/13 = around 0.615385</output>

<gadget id="calculator">260 * (8/13)</gadget>
<output>160</output>

<result>160</result>