Home / 15,268,978,879.20-22,903,468,318.80-4,227,494,942.70

Finding the Fourth Proportional to 15,268,978,879.20, 22,903,468,318.80 and 4,227,494,942.70

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Solution

The fourth proportional to 15,268,978,879.20, 22,903,468,318.80 and 4,227,494,942.70 is: 6,341,242,414.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,268,978,879.20 : 22,903,468,318.80 = 4,227,494,942.70 : x
  2. Step 2: Convert to fraction form
    15,268,978,879.20/22,903,468,318.80 = 4,227,494,942.70/x
  3. Step 3: Cross multiply
    15,268,978,879.20x = 22,903,468,318.80 × 4,227,494,942.70
  4. Step 4: Simplify right side
    15,268,978,879.20x = 96,824,296,488,016,658,432
  5. Step 5: Solve for x
    x = 96,824,296,488,016,658,432/15,268,978,879.20
  6. Step 6: Final answer
    x = 6,341,242,414.05

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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.