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Finding the Third Proportional to 39,744,912 and 80,951,280

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Solution

The third proportional to 39,744,912 and 80,951,280 is: 164,879,211.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,744,912 : 80,951,280 = 80,951,280 : x
  2. Step 2: Convert to fraction form
    39,744,912/80,951,280 = 80,951,280/x
  3. Step 3: Cross multiply
    39,744,912x = 80,951,280 × 80,951,280
  4. Step 4: Simplify right side
    39,744,912x = 6,553,109,733,638,400
  5. Step 5: Solve for x
    x = 6,553,109,733,638,400/39,744,912
  6. Step 6: Final answer
    x = 164,879,211.05

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.