Home / 552,618,584.28-762,680,519.01-314,521,658.55

Finding the Fourth Proportional to 552,618,584.28, 762,680,519.01 and 314,521,658.55

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Solution

The fourth proportional to 552,618,584.28, 762,680,519.01 and 314,521,658.55 is: 434,077,949.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,618,584.28 : 762,680,519.01 = 314,521,658.55 : x
  2. Step 2: Convert to fraction form
    552,618,584.28/762,680,519.01 = 314,521,658.55/x
  3. Step 3: Cross multiply
    552,618,584.28x = 762,680,519.01 × 314,521,658.55
  4. Step 4: Simplify right side
    552,618,584.28x = 239,879,541,782,800,000
  5. Step 5: Solve for x
    x = 239,879,541,782,800,000/552,618,584.28
  6. Step 6: Final answer
    x = 434,077,949.25

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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.