Home / 384,914,793.90-576,238,450.05-362,491,920.30

Finding the Fourth Proportional to 384,914,793.90, 576,238,450.05 and 362,491,920.30

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Solution

The fourth proportional to 384,914,793.90, 576,238,450.05 and 362,491,920.30 is: 542,670,184.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,914,793.90 : 576,238,450.05 = 362,491,920.30 : x
  2. Step 2: Convert to fraction form
    384,914,793.90/576,238,450.05 = 362,491,920.30/x
  3. Step 3: Cross multiply
    384,914,793.90x = 576,238,450.05 × 362,491,920.30
  4. Step 4: Simplify right side
    384,914,793.90x = 208,881,782,309,320,128
  5. Step 5: Solve for x
    x = 208,881,782,309,320,128/384,914,793.90
  6. Step 6: Final answer
    x = 542,670,184.73

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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.