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Finding the Third Proportional to 68,510,110 and 161,671,592

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Solution

The third proportional to 68,510,110 and 161,671,592 is: 381,516,007.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,510,110 : 161,671,592 = 161,671,592 : x
  2. Step 2: Convert to fraction form
    68,510,110/161,671,592 = 161,671,592/x
  3. Step 3: Cross multiply
    68,510,110x = 161,671,592 × 161,671,592
  4. Step 4: Simplify right side
    68,510,110x = 26,137,703,659,814,464
  5. Step 5: Solve for x
    x = 26,137,703,659,814,464/68,510,110
  6. Step 6: Final answer
    x = 381,516,007.78

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.