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Finding the Third Proportional to 169,007,960 and 356,173,484

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Solution

The third proportional to 169,007,960 and 356,173,484 is: 750,612,874.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,007,960 : 356,173,484 = 356,173,484 : x
  2. Step 2: Convert to fraction form
    169,007,960/356,173,484 = 356,173,484/x
  3. Step 3: Cross multiply
    169,007,960x = 356,173,484 × 356,173,484
  4. Step 4: Simplify right side
    169,007,960x = 126,859,550,704,698,256
  5. Step 5: Solve for x
    x = 126,859,550,704,698,256/169,007,960
  6. Step 6: Final answer
    x = 750,612,874.71

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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.