Home / 894,491,507.80-1,341,882,723.12-264,287,512.36

Finding the Fourth Proportional to 894,491,507.80, 1,341,882,723.12 and 264,287,512.36

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Solution

The fourth proportional to 894,491,507.80, 1,341,882,723.12 and 264,287,512.36 is: 396,474,246.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,491,507.80 : 1,341,882,723.12 = 264,287,512.36 : x
  2. Step 2: Convert to fraction form
    894,491,507.80/1,341,882,723.12 = 264,287,512.36/x
  3. Step 3: Cross multiply
    894,491,507.80x = 1,341,882,723.12 × 264,287,512.36
  4. Step 4: Simplify right side
    894,491,507.80x = 354,642,846,772,247,424
  5. Step 5: Solve for x
    x = 354,642,846,772,247,424/894,491,507.80
  6. Step 6: Final answer
    x = 396,474,246.74

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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.