Home / 878,524,132.59-1,317,780,490.82-223,469,562.33

Finding the Fourth Proportional to 878,524,132.59, 1,317,780,490.82 and 223,469,562.33

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Solution

The fourth proportional to 878,524,132.59, 1,317,780,490.82 and 223,469,562.33 is: 335,202,891.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,524,132.59 : 1,317,780,490.82 = 223,469,562.33 : x
  2. Step 2: Convert to fraction form
    878,524,132.59/1,317,780,490.82 = 223,469,562.33/x
  3. Step 3: Cross multiply
    878,524,132.59x = 1,317,780,490.82 × 223,469,562.33
  4. Step 4: Simplify right side
    878,524,132.59x = 294,483,829,529,440,640
  5. Step 5: Solve for x
    x = 294,483,829,529,440,640/878,524,132.59
  6. Step 6: Final answer
    x = 335,202,891.54

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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.