Home / 363,838,008.15-545,757,012.23-200,012,462.55

Finding the Fourth Proportional to 363,838,008.15, 545,757,012.23 and 200,012,462.55

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Solution

The fourth proportional to 363,838,008.15, 545,757,012.23 and 200,012,462.55 is: 300,018,693.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,838,008.15 : 545,757,012.23 = 200,012,462.55 : x
  2. Step 2: Convert to fraction form
    363,838,008.15/545,757,012.23 = 200,012,462.55/x
  3. Step 3: Cross multiply
    363,838,008.15x = 545,757,012.23 × 200,012,462.55
  4. Step 4: Simplify right side
    363,838,008.15x = 109,158,203,969,052,720
  5. Step 5: Solve for x
    x = 109,158,203,969,052,720/363,838,008.15
  6. Step 6: Final answer
    x = 300,018,693.83

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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.