Home / 2,911,648,222.32-4,369,198,138.92-1,072,691,251.44

Finding the Fourth Proportional to 2,911,648,222.32, 4,369,198,138.92 and 1,072,691,251.44

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Solution

The fourth proportional to 2,911,648,222.32, 4,369,198,138.92 and 1,072,691,251.44 is: 1,609,672,687.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,648,222.32 : 4,369,198,138.92 = 1,072,691,251.44 : x
  2. Step 2: Convert to fraction form
    2,911,648,222.32/4,369,198,138.92 = 1,072,691,251.44/x
  3. Step 3: Cross multiply
    2,911,648,222.32x = 4,369,198,138.92 × 1,072,691,251.44
  4. Step 4: Simplify right side
    2,911,648,222.32x = 4,686,800,619,427,414,016
  5. Step 5: Solve for x
    x = 4,686,800,619,427,414,016/2,911,648,222.32
  6. Step 6: Final answer
    x = 1,609,672,687.62

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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.