Home / 67,381,979.99-92,987,132.31-36,442,149.23

Finding the Fourth Proportional to 67,381,979.99, 92,987,132.31 and 36,442,149.23

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Solution

The fourth proportional to 67,381,979.99, 92,987,132.31 and 36,442,149.23 is: 50,290,165.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,381,979.99 : 92,987,132.31 = 36,442,149.23 : x
  2. Step 2: Convert to fraction form
    67,381,979.99/92,987,132.31 = 36,442,149.23/x
  3. Step 3: Cross multiply
    67,381,979.99x = 92,987,132.31 × 36,442,149.23
  4. Step 4: Simplify right side
    67,381,979.99x = 3,388,650,952,110,774.50
  5. Step 5: Solve for x
    x = 3,388,650,952,110,774.50/67,381,979.99
  6. Step 6: Final answer
    x = 50,290,165.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.