Home / 349,635,439.28-482,491,095.72-192,998,494.64

Finding the Fourth Proportional to 349,635,439.28, 482,491,095.72 and 192,998,494.64

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Solution

The fourth proportional to 349,635,439.28, 482,491,095.72 and 192,998,494.64 is: 266,334,715.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,635,439.28 : 482,491,095.72 = 192,998,494.64 : x
  2. Step 2: Convert to fraction form
    349,635,439.28/482,491,095.72 = 192,998,494.64/x
  3. Step 3: Cross multiply
    349,635,439.28x = 482,491,095.72 × 192,998,494.64
  4. Step 4: Simplify right side
    349,635,439.28x = 93,120,055,151,164,144
  5. Step 5: Solve for x
    x = 93,120,055,151,164,144/349,635,439.28
  6. Step 6: Final answer
    x = 266,334,715.22

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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.