Home / 367,627,135.30-550,873,832.55-318,876,280.90

Finding the Fourth Proportional to 367,627,135.30, 550,873,832.55 and 318,876,280.90

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Solution

The fourth proportional to 367,627,135.30, 550,873,832.55 and 318,876,280.90 is: 477,822,723.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,627,135.30 : 550,873,832.55 = 318,876,280.90 : x
  2. Step 2: Convert to fraction form
    367,627,135.30/550,873,832.55 = 318,876,280.90/x
  3. Step 3: Cross multiply
    367,627,135.30x = 550,873,832.55 × 318,876,280.90
  4. Step 4: Simplify right side
    367,627,135.30x = 175,660,598,968,673,344
  5. Step 5: Solve for x
    x = 175,660,598,968,673,344/367,627,135.30
  6. Step 6: Final answer
    x = 477,822,723.36

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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.