The gold medal of the 2008 Beijing Olympic Games is made of pure gold, pure silver and white jade. The total mass of the three materials in each gold medal is 244 grams, and the mass ratio of pure gold, pure silver and white jade is 3:109:10. How many grams of pure gold are in each gold medal?
2008年北京奥运会金牌是用纯金、纯银和白玉合制而成．每枚金牌中三种材料总质量为244克，其中纯金、纯银和白玉质量的比是3：109：10．每枚金牌中的纯金有多少克？
<gadget id="calculator">3 + 109 + 10</gadget>
<output>122</output>

<gadget id="calculator">3 / 122</gadget>
<output>3/122 = around 0.02459</output>

<gadget id="calculator">244 * (3/122)</gadget>
<output>6</output>

<result>6</result>