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Finding the Third Proportional to 52,770,120 and 80,724,604

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Solution

The third proportional to 52,770,120 and 80,724,604 is: 123,487,717.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,770,120 : 80,724,604 = 80,724,604 : x
  2. Step 2: Convert to fraction form
    52,770,120/80,724,604 = 80,724,604/x
  3. Step 3: Cross multiply
    52,770,120x = 80,724,604 × 80,724,604
  4. Step 4: Simplify right side
    52,770,120x = 6,516,461,690,956,816
  5. Step 5: Solve for x
    x = 6,516,461,690,956,816/52,770,120
  6. Step 6: Final answer
    x = 123,487,717.88

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.