Home / 88,573,638.70-132,860,458.05-54,384,121.90

Finding the Fourth Proportional to 88,573,638.70, 132,860,458.05 and 54,384,121.90

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Solution

The fourth proportional to 88,573,638.70, 132,860,458.05 and 54,384,121.90 is: 81,576,182.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,573,638.70 : 132,860,458.05 = 54,384,121.90 : x
  2. Step 2: Convert to fraction form
    88,573,638.70/132,860,458.05 = 54,384,121.90/x
  3. Step 3: Cross multiply
    88,573,638.70x = 132,860,458.05 × 54,384,121.90
  4. Step 4: Simplify right side
    88,573,638.70x = 7,225,499,346,281,036
  5. Step 5: Solve for x
    x = 7,225,499,346,281,036/88,573,638.70
  6. Step 6: Final answer
    x = 81,576,182.85

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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.