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Finding the Third Proportional to 39,694,088 and 85,131,515

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Solution

The third proportional to 39,694,088 and 85,131,515 is: 182,580,711.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,694,088 : 85,131,515 = 85,131,515 : x
  2. Step 2: Convert to fraction form
    39,694,088/85,131,515 = 85,131,515/x
  3. Step 3: Cross multiply
    39,694,088x = 85,131,515 × 85,131,515
  4. Step 4: Simplify right side
    39,694,088x = 7,247,374,846,195,225
  5. Step 5: Solve for x
    x = 7,247,374,846,195,225/39,694,088
  6. Step 6: Final answer
    x = 182,580,711.92

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.