Home / 355,521,462.63-532,797,991.07-200,149,379.43

Finding the Fourth Proportional to 355,521,462.63, 532,797,991.07 and 200,149,379.43

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Solution

The fourth proportional to 355,521,462.63, 532,797,991.07 and 200,149,379.43 is: 299,951,475.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,521,462.63 : 532,797,991.07 = 200,149,379.43 : x
  2. Step 2: Convert to fraction form
    355,521,462.63/532,797,991.07 = 200,149,379.43/x
  3. Step 3: Cross multiply
    355,521,462.63x = 532,797,991.07 × 200,149,379.43
  4. Step 4: Simplify right side
    355,521,462.63x = 106,639,187,273,210,432
  5. Step 5: Solve for x
    x = 106,639,187,273,210,432/355,521,462.63
  6. Step 6: Final answer
    x = 299,951,475.46

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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.