Home / 87,366,909.90-131,050,364.85-53,354,685.90

Finding the Fourth Proportional to 87,366,909.90, 131,050,364.85 and 53,354,685.90

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Solution

The fourth proportional to 87,366,909.90, 131,050,364.85 and 53,354,685.90 is: 80,032,028.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,366,909.90 : 131,050,364.85 = 53,354,685.90 : x
  2. Step 2: Convert to fraction form
    87,366,909.90/131,050,364.85 = 53,354,685.90/x
  3. Step 3: Cross multiply
    87,366,909.90x = 131,050,364.85 × 53,354,685.90
  4. Step 4: Simplify right side
    87,366,909.90x = 6,992,151,053,652,150
  5. Step 5: Solve for x
    x = 6,992,151,053,652,150/87,366,909.90
  6. Step 6: Final answer
    x = 80,032,028.85

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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.