Home / 311,685,753.80-466,596,542.19-188,491,234.61

Finding the Fourth Proportional to 311,685,753.80, 466,596,542.19 and 188,491,234.61

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Solution

The fourth proportional to 311,685,753.80, 466,596,542.19 and 188,491,234.61 is: 282,173,173.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,685,753.80 : 466,596,542.19 = 188,491,234.61 : x
  2. Step 2: Convert to fraction form
    311,685,753.80/466,596,542.19 = 188,491,234.61/x
  3. Step 3: Cross multiply
    311,685,753.80x = 466,596,542.19 × 188,491,234.61
  4. Step 4: Simplify right side
    311,685,753.80x = 87,949,358,302,150,064
  5. Step 5: Solve for x
    x = 87,949,358,302,150,064/311,685,753.80
  6. Step 6: Final answer
    x = 282,173,173.56

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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.