Home / 617,932,441.46-852,747,113.62-339,491,901.12

Finding the Fourth Proportional to 617,932,441.46, 852,747,113.62 and 339,491,901.12

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Solution

The fourth proportional to 617,932,441.46, 852,747,113.62 and 339,491,901.12 is: 468,499,012.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,932,441.46 : 852,747,113.62 = 339,491,901.12 : x
  2. Step 2: Convert to fraction form
    617,932,441.46/852,747,113.62 = 339,491,901.12/x
  3. Step 3: Cross multiply
    617,932,441.46x = 852,747,113.62 × 339,491,901.12
  4. Step 4: Simplify right side
    617,932,441.46x = 289,500,738,777,446,464
  5. Step 5: Solve for x
    x = 289,500,738,777,446,464/617,932,441.46
  6. Step 6: Final answer
    x = 468,499,012.76

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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.