Home / 6,898,291,593.32-9,519,633,045.42-3,928,067,844.32

Finding the Fourth Proportional to 6,898,291,593.32, 9,519,633,045.42 and 3,928,067,844.32

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Solution

The fourth proportional to 6,898,291,593.32, 9,519,633,045.42 and 3,928,067,844.32 is: 5,420,728,299.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898,291,593.32 : 9,519,633,045.42 = 3,928,067,844.32 : x
  2. Step 2: Convert to fraction form
    6,898,291,593.32/9,519,633,045.42 = 3,928,067,844.32/x
  3. Step 3: Cross multiply
    6,898,291,593.32x = 9,519,633,045.42 × 3,928,067,844.32
  4. Step 4: Simplify right side
    6,898,291,593.32x = 37,393,764,455,440,375,808
  5. Step 5: Solve for x
    x = 37,393,764,455,440,375,808/6,898,291,593.32
  6. Step 6: Final answer
    x = 5,420,728,299.11

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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.