Home / 89,960,943.38-138,215,046.09

Finding the Third Proportional to 89,960,943.38 and 138,215,046.09

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Solution

The third proportional to 89,960,943.38 and 138,215,046.09 is: 212,352,141.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,960,943.38 : 138,215,046.09 = 138,215,046.09 : x
  2. Step 2: Convert to fraction form
    89,960,943.38/138,215,046.09 = 138,215,046.09/x
  3. Step 3: Cross multiply
    89,960,943.38x = 138,215,046.09 × 138,215,046.09
  4. Step 4: Simplify right side
    89,960,943.38x = 19,103,398,966,697,436
  5. Step 5: Solve for x
    x = 19,103,398,966,697,436/89,960,943.38
  6. Step 6: Final answer
    x = 212,352,141.39

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.