Home / 11,318,787,959.20-16,962,057,625.20-8,347,883,178.40

Finding the Fourth Proportional to 11,318,787,959.20, 16,962,057,625.20 and 8,347,883,178.40

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Solution

The fourth proportional to 11,318,787,959.20, 16,962,057,625.20 and 8,347,883,178.40 is: 12,509,932,691.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,318,787,959.20 : 16,962,057,625.20 = 8,347,883,178.40 : x
  2. Step 2: Convert to fraction form
    11,318,787,959.20/16,962,057,625.20 = 8,347,883,178.40/x
  3. Step 3: Cross multiply
    11,318,787,959.20x = 16,962,057,625.20 × 8,347,883,178.40
  4. Step 4: Simplify right side
    11,318,787,959.20x = 141,597,275,520,458,539,008
  5. Step 5: Solve for x
    x = 141,597,275,520,458,539,008/11,318,787,959.20
  6. Step 6: Final answer
    x = 12,509,932,691.63

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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.