Home / 88,584,099.40-132,876,149.10-78,061,567.60

Finding the Fourth Proportional to 88,584,099.40, 132,876,149.10 and 78,061,567.60

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Solution

The fourth proportional to 88,584,099.40, 132,876,149.10 and 78,061,567.60 is: 117,092,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,584,099.40 : 132,876,149.10 = 78,061,567.60 : x
  2. Step 2: Convert to fraction form
    88,584,099.40/132,876,149.10 = 78,061,567.60/x
  3. Step 3: Cross multiply
    88,584,099.40x = 132,876,149.10 × 78,061,567.60
  4. Step 4: Simplify right side
    88,584,099.40x = 10,372,520,495,397,328
  5. Step 5: Solve for x
    x = 10,372,520,495,397,328/88,584,099.40
  6. Step 6: Final answer
    x = 117,092,351.40

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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.