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Finding the Third Proportional to 32,157,385.50 and 68,982,945

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Solution

The third proportional to 32,157,385.50 and 68,982,945 is: 147,979,900.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,157,385.50 : 68,982,945 = 68,982,945 : x
  2. Step 2: Convert to fraction form
    32,157,385.50/68,982,945 = 68,982,945/x
  3. Step 3: Cross multiply
    32,157,385.50x = 68,982,945 × 68,982,945
  4. Step 4: Simplify right side
    32,157,385.50x = 4,758,646,700,873,025
  5. Step 5: Solve for x
    x = 4,758,646,700,873,025/32,157,385.50
  6. Step 6: Final answer
    x = 147,979,900.32

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.