Home / 896,256,002.40-1,344,384,003.60-215,451,650.40

Finding the Fourth Proportional to 896,256,002.40, 1,344,384,003.60 and 215,451,650.40

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Solution

The fourth proportional to 896,256,002.40, 1,344,384,003.60 and 215,451,650.40 is: 323,177,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,256,002.40 : 1,344,384,003.60 = 215,451,650.40 : x
  2. Step 2: Convert to fraction form
    896,256,002.40/1,344,384,003.60 = 215,451,650.40/x
  3. Step 3: Cross multiply
    896,256,002.40x = 1,344,384,003.60 × 215,451,650.40
  4. Step 4: Simplify right side
    896,256,002.40x = 289,649,752,346,979,520
  5. Step 5: Solve for x
    x = 289,649,752,346,979,520/896,256,002.40
  6. Step 6: Final answer
    x = 323,177,475.60

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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.