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Finding the Third Proportional to 118,687,743.50 and 250,128,127

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Solution

The third proportional to 118,687,743.50 and 250,128,127 is: 527,131,766.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,687,743.50 : 250,128,127 = 250,128,127 : x
  2. Step 2: Convert to fraction form
    118,687,743.50/250,128,127 = 250,128,127/x
  3. Step 3: Cross multiply
    118,687,743.50x = 250,128,127 × 250,128,127
  4. Step 4: Simplify right side
    118,687,743.50x = 62,564,079,916,528,128
  5. Step 5: Solve for x
    x = 62,564,079,916,528,128/118,687,743.50
  6. Step 6: Final answer
    x = 527,131,766.70

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.