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Finding the Third Proportional to 110,912,484 and 172,417,124

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Solution

The third proportional to 110,912,484 and 172,417,124 is: 268,028,120.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,912,484 : 172,417,124 = 172,417,124 : x
  2. Step 2: Convert to fraction form
    110,912,484/172,417,124 = 172,417,124/x
  3. Step 3: Cross multiply
    110,912,484x = 172,417,124 × 172,417,124
  4. Step 4: Simplify right side
    110,912,484x = 29,727,664,648,431,376
  5. Step 5: Solve for x
    x = 29,727,664,648,431,376/110,912,484
  6. Step 6: Final answer
    x = 268,028,120.70

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.