Home / 92,772,033.10-139,158,049.65-84,694,129.90

Finding the Fourth Proportional to 92,772,033.10, 139,158,049.65 and 84,694,129.90

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Solution

The fourth proportional to 92,772,033.10, 139,158,049.65 and 84,694,129.90 is: 127,041,194.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,772,033.10 : 139,158,049.65 = 84,694,129.90 : x
  2. Step 2: Convert to fraction form
    92,772,033.10/139,158,049.65 = 84,694,129.90/x
  3. Step 3: Cross multiply
    92,772,033.10x = 139,158,049.65 × 84,694,129.90
  4. Step 4: Simplify right side
    92,772,033.10x = 11,785,869,933,687,750
  5. Step 5: Solve for x
    x = 11,785,869,933,687,750/92,772,033.10
  6. Step 6: Final answer
    x = 127,041,194.85

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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.