Home / 355,521,464.13-532,797,993.30-200,149,380.93

Finding the Fourth Proportional to 355,521,464.13, 532,797,993.30 and 200,149,380.93

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Solution

The fourth proportional to 355,521,464.13, 532,797,993.30 and 200,149,380.93 is: 299,951,477.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,521,464.13 : 532,797,993.30 = 200,149,380.93 : x
  2. Step 2: Convert to fraction form
    355,521,464.13/532,797,993.30 = 200,149,380.93/x
  3. Step 3: Cross multiply
    355,521,464.13x = 532,797,993.30 × 200,149,380.93
  4. Step 4: Simplify right side
    355,521,464.13x = 106,639,188,519,741,296
  5. Step 5: Solve for x
    x = 106,639,188,519,741,296/355,521,464.13
  6. Step 6: Final answer
    x = 299,951,477.70

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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.