Home / 355,040,155.20-532,560,232.80-268,946,713.20

Finding the Fourth Proportional to 355,040,155.20, 532,560,232.80 and 268,946,713.20

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Solution

The fourth proportional to 355,040,155.20, 532,560,232.80 and 268,946,713.20 is: 403,420,069.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,040,155.20 : 532,560,232.80 = 268,946,713.20 : x
  2. Step 2: Convert to fraction form
    355,040,155.20/532,560,232.80 = 268,946,713.20/x
  3. Step 3: Cross multiply
    355,040,155.20x = 532,560,232.80 × 268,946,713.20
  4. Step 4: Simplify right side
    355,040,155.20x = 143,230,324,192,586,832
  5. Step 5: Solve for x
    x = 143,230,324,192,586,832/355,040,155.20
  6. Step 6: Final answer
    x = 403,420,069.80

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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.