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Finding the Fourth Proportional to 83,055,344.40, 124,583,016.60 and 83,055,344.40

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Solution

The fourth proportional to 83,055,344.40, 124,583,016.60 and 83,055,344.40 is: 124,583,016.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,055,344.40 : 124,583,016.60 = 83,055,344.40 : x
  2. Step 2: Convert to fraction form
    83,055,344.40/124,583,016.60 = 83,055,344.40/x
  3. Step 3: Cross multiply
    83,055,344.40x = 124,583,016.60 × 83,055,344.40
  4. Step 4: Simplify right side
    83,055,344.40x = 10,347,285,350,103,918
  5. Step 5: Solve for x
    x = 10,347,285,350,103,918/83,055,344.40
  6. Step 6: Final answer
    x = 124,583,016.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.