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Finding the Third Proportional to 59,356,098.84 and 128,864,251.69

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Solution

The third proportional to 59,356,098.84 and 128,864,251.69 is: 279,768,982.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,356,098.84 : 128,864,251.69 = 128,864,251.69 : x
  2. Step 2: Convert to fraction form
    59,356,098.84/128,864,251.69 = 128,864,251.69/x
  3. Step 3: Cross multiply
    59,356,098.84x = 128,864,251.69 × 128,864,251.69
  4. Step 4: Simplify right side
    59,356,098.84x = 16,605,995,362,979,346
  5. Step 5: Solve for x
    x = 16,605,995,362,979,346/59,356,098.84
  6. Step 6: Final answer
    x = 279,768,982.24

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.