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Finding the Third Proportional to 132,613,448 and 278,969,166

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Solution

The third proportional to 132,613,448 and 278,969,166 is: 586,846,935.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,613,448 : 278,969,166 = 278,969,166 : x
  2. Step 2: Convert to fraction form
    132,613,448/278,969,166 = 278,969,166/x
  3. Step 3: Cross multiply
    132,613,448x = 278,969,166 × 278,969,166
  4. Step 4: Simplify right side
    132,613,448x = 77,823,795,578,735,552
  5. Step 5: Solve for x
    x = 77,823,795,578,735,552/132,613,448
  6. Step 6: Final answer
    x = 586,846,935.60

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.