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Finding the Fourth Proportional to 132,893,607.60, 199,340,411.40 and 124,815,704.40

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Solution

The fourth proportional to 132,893,607.60, 199,340,411.40 and 124,815,704.40 is: 187,223,556.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,893,607.60 : 199,340,411.40 = 124,815,704.40 : x
  2. Step 2: Convert to fraction form
    132,893,607.60/199,340,411.40 = 124,815,704.40/x
  3. Step 3: Cross multiply
    132,893,607.60x = 199,340,411.40 × 124,815,704.40
  4. Step 4: Simplify right side
    132,893,607.60x = 24,880,813,864,276,792
  5. Step 5: Solve for x
    x = 24,880,813,864,276,792/132,893,607.60
  6. Step 6: Final answer
    x = 187,223,556.60

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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.