Home / 57,468,737.80-86,203,106.70-40,250,049.40

Finding the Fourth Proportional to 57,468,737.80, 86,203,106.70 and 40,250,049.40

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Solution

The fourth proportional to 57,468,737.80, 86,203,106.70 and 40,250,049.40 is: 60,375,074.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,468,737.80 : 86,203,106.70 = 40,250,049.40 : x
  2. Step 2: Convert to fraction form
    57,468,737.80/86,203,106.70 = 40,250,049.40/x
  3. Step 3: Cross multiply
    57,468,737.80x = 86,203,106.70 × 40,250,049.40
  4. Step 4: Simplify right side
    57,468,737.80x = 3,469,679,303,108,471
  5. Step 5: Solve for x
    x = 3,469,679,303,108,471/57,468,737.80
  6. Step 6: Final answer
    x = 60,375,074.10

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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.