Home / 88,584,098.40-132,876,147.60-78,061,566.60

Finding the Fourth Proportional to 88,584,098.40, 132,876,147.60 and 78,061,566.60

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Solution

The fourth proportional to 88,584,098.40, 132,876,147.60 and 78,061,566.60 is: 117,092,349.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,584,098.40 : 132,876,147.60 = 78,061,566.60 : x
  2. Step 2: Convert to fraction form
    88,584,098.40/132,876,147.60 = 78,061,566.60/x
  3. Step 3: Cross multiply
    88,584,098.40x = 132,876,147.60 × 78,061,566.60
  4. Step 4: Simplify right side
    88,584,098.40x = 10,372,520,245,428,828
  5. Step 5: Solve for x
    x = 10,372,520,245,428,828/88,584,098.40
  6. Step 6: Final answer
    x = 117,092,349.90

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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.