Home / 7,982,400,028.32-11,977,100,233.92-3,788,381,924.64

Finding the Fourth Proportional to 7,982,400,028.32, 11,977,100,233.92 and 3,788,381,924.64

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Solution

The fourth proportional to 7,982,400,028.32, 11,977,100,233.92 and 3,788,381,924.64 is: 5,684,234,049.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982,400,028.32 : 11,977,100,233.92 = 3,788,381,924.64 : x
  2. Step 2: Convert to fraction form
    7,982,400,028.32/11,977,100,233.92 = 3,788,381,924.64/x
  3. Step 3: Cross multiply
    7,982,400,028.32x = 11,977,100,233.92 × 3,788,381,924.64
  4. Step 4: Simplify right side
    7,982,400,028.32x = 45,373,830,035,784,040,448
  5. Step 5: Solve for x
    x = 45,373,830,035,784,040,448/7,982,400,028.32
  6. Step 6: Final answer
    x = 5,684,234,049.26

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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.