Home / 87,663,774.30-131,495,661.45-36,582,452.70

Finding the Fourth Proportional to 87,663,774.30, 131,495,661.45 and 36,582,452.70

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Solution

The fourth proportional to 87,663,774.30, 131,495,661.45 and 36,582,452.70 is: 54,873,679.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,663,774.30 : 131,495,661.45 = 36,582,452.70 : x
  2. Step 2: Convert to fraction form
    87,663,774.30/131,495,661.45 = 36,582,452.70/x
  3. Step 3: Cross multiply
    87,663,774.30x = 131,495,661.45 × 36,582,452.70
  4. Step 4: Simplify right side
    87,663,774.30x = 4,810,433,815,249,839
  5. Step 5: Solve for x
    x = 4,810,433,815,249,839/87,663,774.30
  6. Step 6: Final answer
    x = 54,873,679.05

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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.