Home / 537,856,585.20-806,784,877.80-491,940,082.80

Finding the Fourth Proportional to 537,856,585.20, 806,784,877.80 and 491,940,082.80

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Solution

The fourth proportional to 537,856,585.20, 806,784,877.80 and 491,940,082.80 is: 737,910,124.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,856,585.20 : 806,784,877.80 = 491,940,082.80 : x
  2. Step 2: Convert to fraction form
    537,856,585.20/806,784,877.80 = 491,940,082.80/x
  3. Step 3: Cross multiply
    537,856,585.20x = 806,784,877.80 × 491,940,082.80
  4. Step 4: Simplify right side
    537,856,585.20x = 396,889,819,586,719,872
  5. Step 5: Solve for x
    x = 396,889,819,586,719,872/537,856,585.20
  6. Step 6: Final answer
    x = 737,910,124.20

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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.