Home / 89,366,961.90-134,050,442.85-55,354,737.90

Finding the Fourth Proportional to 89,366,961.90, 134,050,442.85 and 55,354,737.90

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Solution

The fourth proportional to 89,366,961.90, 134,050,442.85 and 55,354,737.90 is: 83,032,106.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,366,961.90 : 134,050,442.85 = 55,354,737.90 : x
  2. Step 2: Convert to fraction form
    89,366,961.90/134,050,442.85 = 55,354,737.90/x
  3. Step 3: Cross multiply
    89,366,961.90x = 134,050,442.85 × 55,354,737.90
  4. Step 4: Simplify right side
    89,366,961.90x = 7,420,327,129,340,678
  5. Step 5: Solve for x
    x = 7,420,327,129,340,678/89,366,961.90
  6. Step 6: Final answer
    x = 83,032,106.85

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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.