Home / 96,570,033.20-144,855,049.80-85,820,490.80

Finding the Fourth Proportional to 96,570,033.20, 144,855,049.80 and 85,820,490.80

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Solution

The fourth proportional to 96,570,033.20, 144,855,049.80 and 85,820,490.80 is: 128,730,736.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,570,033.20 : 144,855,049.80 = 85,820,490.80 : x
  2. Step 2: Convert to fraction form
    96,570,033.20/144,855,049.80 = 85,820,490.80/x
  3. Step 3: Cross multiply
    96,570,033.20x = 144,855,049.80 × 85,820,490.80
  4. Step 4: Simplify right side
    96,570,033.20x = 12,431,531,468,694,442
  5. Step 5: Solve for x
    x = 12,431,531,468,694,442/96,570,033.20
  6. Step 6: Final answer
    x = 128,730,736.20

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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.