Home / 408,000,466.96-611,940,908.88-200,683,229.30

Finding the Fourth Proportional to 408,000,466.96, 611,940,908.88 and 200,683,229.30

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Solution

The fourth proportional to 408,000,466.96, 611,940,908.88 and 200,683,229.30 is: 300,995,434.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,000,466.96 : 611,940,908.88 = 200,683,229.30 : x
  2. Step 2: Convert to fraction form
    408,000,466.96/611,940,908.88 = 200,683,229.30/x
  3. Step 3: Cross multiply
    408,000,466.96x = 611,940,908.88 × 200,683,229.30
  4. Step 4: Simplify right side
    408,000,466.96x = 122,806,277,734,815,456
  5. Step 5: Solve for x
    x = 122,806,277,734,815,456/408,000,466.96
  6. Step 6: Final answer
    x = 300,995,434.27

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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.