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Finding the Third Proportional to 54,954,331 and 85,013,967

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Solution

The third proportional to 54,954,331 and 85,013,967 is: 131,516,014.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,954,331 : 85,013,967 = 85,013,967 : x
  2. Step 2: Convert to fraction form
    54,954,331/85,013,967 = 85,013,967/x
  3. Step 3: Cross multiply
    54,954,331x = 85,013,967 × 85,013,967
  4. Step 4: Simplify right side
    54,954,331x = 7,227,374,585,077,089
  5. Step 5: Solve for x
    x = 7,227,374,585,077,089/54,954,331
  6. Step 6: Final answer
    x = 131,516,014.36

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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.