Home / 70,074,778.32-96,000,841.56-67,454,845.20

Finding the Fourth Proportional to 70,074,778.32, 96,000,841.56 and 67,454,845.20

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Solution

The fourth proportional to 70,074,778.32, 96,000,841.56 and 67,454,845.20 is: 92,411,593.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,074,778.32 : 96,000,841.56 = 67,454,845.20 : x
  2. Step 2: Convert to fraction form
    70,074,778.32/96,000,841.56 = 67,454,845.20/x
  3. Step 3: Cross multiply
    70,074,778.32x = 96,000,841.56 × 67,454,845.20
  4. Step 4: Simplify right side
    70,074,778.32x = 6,475,721,906,499,527
  5. Step 5: Solve for x
    x = 6,475,721,906,499,527/70,074,778.32
  6. Step 6: Final answer
    x = 92,411,593.18

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.