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Finding the Third Proportional to 126,904,218 and 171,223,585.50

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Solution

The third proportional to 126,904,218 and 171,223,585.50 is: 231,020,817.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,904,218 : 171,223,585.50 = 171,223,585.50 : x
  2. Step 2: Convert to fraction form
    126,904,218/171,223,585.50 = 171,223,585.50/x
  3. Step 3: Cross multiply
    126,904,218x = 171,223,585.50 × 171,223,585.50
  4. Step 4: Simplify right side
    126,904,218x = 29,317,516,231,475,812
  5. Step 5: Solve for x
    x = 29,317,516,231,475,812/126,904,218
  6. Step 6: Final answer
    x = 231,020,817.85

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.