Home / 773,149,951.96-1,066,947,107.70-425,469,439.96

Finding the Fourth Proportional to 773,149,951.96, 1,066,947,107.70 and 425,469,439.96

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Solution

The fourth proportional to 773,149,951.96, 1,066,947,107.70 and 425,469,439.96 is: 587,147,922.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,149,951.96 : 1,066,947,107.70 = 425,469,439.96 : x
  2. Step 2: Convert to fraction form
    773,149,951.96/1,066,947,107.70 = 425,469,439.96/x
  3. Step 3: Cross multiply
    773,149,951.96x = 1,066,947,107.70 × 425,469,439.96
  4. Step 4: Simplify right side
    773,149,951.96x = 453,953,388,380,060,800
  5. Step 5: Solve for x
    x = 453,953,388,380,060,800/773,149,951.96
  6. Step 6: Final answer
    x = 587,147,922.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.