Home / 733,059,349.20-1,099,589,023.80-215,542,103.40

Finding the Fourth Proportional to 733,059,349.20, 1,099,589,023.80 and 215,542,103.40

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Solution

The fourth proportional to 733,059,349.20, 1,099,589,023.80 and 215,542,103.40 is: 323,313,155.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,059,349.20 : 1,099,589,023.80 = 215,542,103.40 : x
  2. Step 2: Convert to fraction form
    733,059,349.20/1,099,589,023.80 = 215,542,103.40/x
  3. Step 3: Cross multiply
    733,059,349.20x = 1,099,589,023.80 × 215,542,103.40
  4. Step 4: Simplify right side
    733,059,349.20x = 237,007,731,065,404,672
  5. Step 5: Solve for x
    x = 237,007,731,065,404,672/733,059,349.20
  6. Step 6: Final answer
    x = 323,313,155.10

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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.