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Finding the Third Proportional to 54,954,346 and 85,013,988

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Solution

The third proportional to 54,954,346 and 85,013,988 is: 131,516,043.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,954,346 : 85,013,988 = 85,013,988 : x
  2. Step 2: Convert to fraction form
    54,954,346/85,013,988 = 85,013,988/x
  3. Step 3: Cross multiply
    54,954,346x = 85,013,988 × 85,013,988
  4. Step 4: Simplify right side
    54,954,346x = 7,227,378,155,664,144
  5. Step 5: Solve for x
    x = 7,227,378,155,664,144/54,954,346
  6. Step 6: Final answer
    x = 131,516,043.44

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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.