Home / 327,479,945.76-451,916,147.59-200,311,267.57

Finding the Fourth Proportional to 327,479,945.76, 451,916,147.59 and 200,311,267.57

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Solution

The fourth proportional to 327,479,945.76, 451,916,147.59 and 200,311,267.57 is: 276,425,770.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,479,945.76 : 451,916,147.59 = 200,311,267.57 : x
  2. Step 2: Convert to fraction form
    327,479,945.76/451,916,147.59 = 200,311,267.57/x
  3. Step 3: Cross multiply
    327,479,945.76x = 451,916,147.59 × 200,311,267.57
  4. Step 4: Simplify right side
    327,479,945.76x = 90,523,896,357,473,520
  5. Step 5: Solve for x
    x = 90,523,896,357,473,520/327,479,945.76
  6. Step 6: Final answer
    x = 276,425,770.58

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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.