Home / 311,499,837.12-466,920,257.76-117,327,240

Finding the Fourth Proportional to 311,499,837.12, 466,920,257.76 and 117,327,240

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Solution

The fourth proportional to 311,499,837.12, 466,920,257.76 and 117,327,240 is: 175,866,753.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,499,837.12 : 466,920,257.76 = 117,327,240 : x
  2. Step 2: Convert to fraction form
    311,499,837.12/466,920,257.76 = 117,327,240/x
  3. Step 3: Cross multiply
    311,499,837.12x = 466,920,257.76 × 117,327,240
  4. Step 4: Simplify right side
    311,499,837.12x = 54,782,465,143,069,384
  5. Step 5: Solve for x
    x = 54,782,465,143,069,384/311,499,837.12
  6. Step 6: Final answer
    x = 175,866,753.73

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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.