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Finding the Third Proportional to 63,591,072.75 and 137,746,455.75

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Solution

The third proportional to 63,591,072.75 and 137,746,455.75 is: 298,376,568.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,591,072.75 : 137,746,455.75 = 137,746,455.75 : x
  2. Step 2: Convert to fraction form
    63,591,072.75/137,746,455.75 = 137,746,455.75/x
  3. Step 3: Cross multiply
    63,591,072.75x = 137,746,455.75 × 137,746,455.75
  4. Step 4: Simplify right side
    63,591,072.75x = 18,974,086,071,686,708
  5. Step 5: Solve for x
    x = 18,974,086,071,686,708/63,591,072.75
  6. Step 6: Final answer
    x = 298,376,568.46

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.