Home / 12,979,279,377.44-19,466,194,692-3,660,848,120.96

Finding the Fourth Proportional to 12,979,279,377.44, 19,466,194,692 and 3,660,848,120.96

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Solution

The fourth proportional to 12,979,279,377.44, 19,466,194,692 and 3,660,848,120.96 is: 5,490,503,762.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,979,279,377.44 : 19,466,194,692 = 3,660,848,120.96 : x
  2. Step 2: Convert to fraction form
    12,979,279,377.44/19,466,194,692 = 3,660,848,120.96/x
  3. Step 3: Cross multiply
    12,979,279,377.44x = 19,466,194,692 × 3,660,848,120.96
  4. Step 4: Simplify right side
    12,979,279,377.44x = 71,262,782,260,449,730,560
  5. Step 5: Solve for x
    x = 71,262,782,260,449,730,560/12,979,279,377.44
  6. Step 6: Final answer
    x = 5,490,503,762.81

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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.