Home / 398,448,001.90-597,672,002.85-244,595,176.30

Finding the Fourth Proportional to 398,448,001.90, 597,672,002.85 and 244,595,176.30

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Solution

The fourth proportional to 398,448,001.90, 597,672,002.85 and 244,595,176.30 is: 366,892,764.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,448,001.90 : 597,672,002.85 = 244,595,176.30 : x
  2. Step 2: Convert to fraction form
    398,448,001.90/597,672,002.85 = 244,595,176.30/x
  3. Step 3: Cross multiply
    398,448,001.90x = 597,672,002.85 × 244,595,176.30
  4. Step 4: Simplify right side
    398,448,001.90x = 146,187,688,906,669,856
  5. Step 5: Solve for x
    x = 146,187,688,906,669,856/398,448,001.90
  6. Step 6: Final answer
    x = 366,892,764.45

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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.