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Finding the Third Proportional to 80,748,688.50 and 125,275,068

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Solution

The third proportional to 80,748,688.50 and 125,275,068 is: 194,354,149.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,748,688.50 : 125,275,068 = 125,275,068 : x
  2. Step 2: Convert to fraction form
    80,748,688.50/125,275,068 = 125,275,068/x
  3. Step 3: Cross multiply
    80,748,688.50x = 125,275,068 × 125,275,068
  4. Step 4: Simplify right side
    80,748,688.50x = 15,693,842,662,404,624
  5. Step 5: Solve for x
    x = 15,693,842,662,404,624/80,748,688.50
  6. Step 6: Final answer
    x = 194,354,149.32

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.