Finding the Third Proportional to 71,969,600 and 156,717,760
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Solution
The third proportional to 71,969,600 and 156,717,760 is: 341,261,536.81
Step by Step Solution
- Step 1: Write the proportion equation
71,969,600 : 156,717,760 = 156,717,760 : x - Step 2: Convert to fraction form
71,969,600/156,717,760 = 156,717,760/x - Step 3: Cross multiply
71,969,600x = 156,717,760 × 156,717,760 - Step 4: Simplify right side
71,969,600x = 24,560,456,299,417,600 - Step 5: Solve for x
x = 24,560,456,299,417,600/71,969,600 - Step 6: Final answer
x = 341,261,536.81
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.