Home / 3,114,138,936.20-4,297,049,453.92-1,891,394,765.96

Finding the Fourth Proportional to 3,114,138,936.20, 4,297,049,453.92 and 1,891,394,765.96

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Solution

The fourth proportional to 3,114,138,936.20, 4,297,049,453.92 and 1,891,394,765.96 is: 2,609,844,009.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,138,936.20 : 4,297,049,453.92 = 1,891,394,765.96 : x
  2. Step 2: Convert to fraction form
    3,114,138,936.20/4,297,049,453.92 = 1,891,394,765.96/x
  3. Step 3: Cross multiply
    3,114,138,936.20x = 4,297,049,453.92 × 1,891,394,765.96
  4. Step 4: Simplify right side
    3,114,138,936.20x = 8,127,416,846,215,564,288
  5. Step 5: Solve for x
    x = 8,127,416,846,215,564,288/3,114,138,936.20
  6. Step 6: Final answer
    x = 2,609,844,009.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.