Finding the Third Proportional to 81,609,708 and 172,430,004
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Solution
The third proportional to 81,609,708 and 172,430,004 is: 364,320,704.09
Step by Step Solution
- Step 1: Write the proportion equation
81,609,708 : 172,430,004 = 172,430,004 : x - Step 2: Convert to fraction form
81,609,708/172,430,004 = 172,430,004/x - Step 3: Cross multiply
81,609,708x = 172,430,004 × 172,430,004 - Step 4: Simplify right side
81,609,708x = 29,732,106,279,440,016 - Step 5: Solve for x
x = 29,732,106,279,440,016/81,609,708 - Step 6: Final answer
x = 364,320,704.09
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These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.