Home / 87,310,838.25-145,509,294.38

Finding the Third Proportional to 87,310,838.25 and 145,509,294.38

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Solution

The third proportional to 87,310,838.25 and 145,509,294.38 is: 242,500,875.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,310,838.25 : 145,509,294.38 = 145,509,294.38 : x
  2. Step 2: Convert to fraction form
    87,310,838.25/145,509,294.38 = 145,509,294.38/x
  3. Step 3: Cross multiply
    87,310,838.25x = 145,509,294.38 × 145,509,294.38
  4. Step 4: Simplify right side
    87,310,838.25x = 21,172,954,749,510,408
  5. Step 5: Solve for x
    x = 21,172,954,749,510,408/87,310,838.25
  6. Step 6: Final answer
    x = 242,500,875.88

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.