Home / 793,070,766.72-1,188,866,533.67-268,074,589.10

Finding the Fourth Proportional to 793,070,766.72, 1,188,866,533.67 and 268,074,589.10

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Solution

The fourth proportional to 793,070,766.72, 1,188,866,533.67 and 268,074,589.10 is: 401,861,877.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,070,766.72 : 1,188,866,533.67 = 268,074,589.10 : x
  2. Step 2: Convert to fraction form
    793,070,766.72/1,188,866,533.67 = 268,074,589.10/x
  3. Step 3: Cross multiply
    793,070,766.72x = 1,188,866,533.67 × 268,074,589.10
  4. Step 4: Simplify right side
    793,070,766.72x = 318,704,907,508,326,592
  5. Step 5: Solve for x
    x = 318,704,907,508,326,592/793,070,766.72
  6. Step 6: Final answer
    x = 401,861,877.76

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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.