Home / 132,099,497.40-198,149,246.10-112,542,468.60

Finding the Fourth Proportional to 132,099,497.40, 198,149,246.10 and 112,542,468.60

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Solution

The fourth proportional to 132,099,497.40, 198,149,246.10 and 112,542,468.60 is: 168,813,702.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,099,497.40 : 198,149,246.10 = 112,542,468.60 : x
  2. Step 2: Convert to fraction form
    132,099,497.40/198,149,246.10 = 112,542,468.60/x
  3. Step 3: Cross multiply
    132,099,497.40x = 198,149,246.10 × 112,542,468.60
  4. Step 4: Simplify right side
    132,099,497.40x = 22,300,205,307,322,920
  5. Step 5: Solve for x
    x = 22,300,205,307,322,920/132,099,497.40
  6. Step 6: Final answer
    x = 168,813,702.90

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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.