Home / 2,099,337,381.15-3,147,787,778.27-993,932,957.76

Finding the Fourth Proportional to 2,099,337,381.15, 3,147,787,778.27 and 993,932,957.76

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Solution

The fourth proportional to 2,099,337,381.15, 3,147,787,778.27 and 993,932,957.76 is: 1,490,322,634.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099,337,381.15 : 3,147,787,778.27 = 993,932,957.76 : x
  2. Step 2: Convert to fraction form
    2,099,337,381.15/3,147,787,778.27 = 993,932,957.76/x
  3. Step 3: Cross multiply
    2,099,337,381.15x = 3,147,787,778.27 × 993,932,957.76
  4. Step 4: Simplify right side
    2,099,337,381.15x = 3,128,690,016,851,710,464
  5. Step 5: Solve for x
    x = 3,128,690,016,851,710,464/2,099,337,381.15
  6. Step 6: Final answer
    x = 1,490,322,634.63

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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.