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Finding the Third Proportional to 43,331,902 and 67,311,705

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Solution

The third proportional to 43,331,902 and 67,311,705 is: 104,561,891.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,331,902 : 67,311,705 = 67,311,705 : x
  2. Step 2: Convert to fraction form
    43,331,902/67,311,705 = 67,311,705/x
  3. Step 3: Cross multiply
    43,331,902x = 67,311,705 × 67,311,705
  4. Step 4: Simplify right side
    43,331,902x = 4,530,865,630,007,025
  5. Step 5: Solve for x
    x = 4,530,865,630,007,025/43,331,902
  6. Step 6: Final answer
    x = 104,561,891.38

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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.