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Finding the Third Proportional to 62,557,859.25 and 129,465,661.50

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Solution

The third proportional to 62,557,859.25 and 129,465,661.50 is: 267,933,681.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,557,859.25 : 129,465,661.50 = 129,465,661.50 : x
  2. Step 2: Convert to fraction form
    62,557,859.25/129,465,661.50 = 129,465,661.50/x
  3. Step 3: Cross multiply
    62,557,859.25x = 129,465,661.50 × 129,465,661.50
  4. Step 4: Simplify right side
    62,557,859.25x = 16,761,357,507,632,582
  5. Step 5: Solve for x
    x = 16,761,357,507,632,582/62,557,859.25
  6. Step 6: Final answer
    x = 267,933,681.05

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.