Home / 88,573,640.40-132,860,460.60-83,188,371.60

Finding the Fourth Proportional to 88,573,640.40, 132,860,460.60 and 83,188,371.60

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Solution

The fourth proportional to 88,573,640.40, 132,860,460.60 and 83,188,371.60 is: 124,782,557.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,573,640.40 : 132,860,460.60 = 83,188,371.60 : x
  2. Step 2: Convert to fraction form
    88,573,640.40/132,860,460.60 = 83,188,371.60/x
  3. Step 3: Cross multiply
    88,573,640.40x = 132,860,460.60 × 83,188,371.60
  4. Step 4: Simplify right side
    88,573,640.40x = 11,052,445,367,339,958
  5. Step 5: Solve for x
    x = 11,052,445,367,339,958/88,573,640.40
  6. Step 6: Final answer
    x = 124,782,557.40

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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.