Finding the Third Proportional to 90,870,708 and 140,973,129
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Solution
The third proportional to 90,870,708 and 140,973,129 is: 218,699,991.86
Step by Step Solution
- Step 1: Write the proportion equation
90,870,708 : 140,973,129 = 140,973,129 : x - Step 2: Convert to fraction form
90,870,708/140,973,129 = 140,973,129/x - Step 3: Cross multiply
90,870,708x = 140,973,129 × 140,973,129 - Step 4: Simplify right side
90,870,708x = 19,873,423,100,050,640 - Step 5: Solve for x
x = 19,873,423,100,050,640/90,870,708 - Step 6: Final answer
x = 218,699,991.86
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.