Home / 7,964,728,486.38-11,950,617,179.16-4,182,231,067.38

Finding the Fourth Proportional to 7,964,728,486.38, 11,950,617,179.16 and 4,182,231,067.38

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Solution

The fourth proportional to 7,964,728,486.38, 11,950,617,179.16 and 4,182,231,067.38 is: 6,275,197,268.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,964,728,486.38 : 11,950,617,179.16 = 4,182,231,067.38 : x
  2. Step 2: Convert to fraction form
    7,964,728,486.38/11,950,617,179.16 = 4,182,231,067.38/x
  3. Step 3: Cross multiply
    7,964,728,486.38x = 11,950,617,179.16 × 4,182,231,067.38
  4. Step 4: Simplify right side
    7,964,728,486.38x = 49,980,242,441,048,088,576
  5. Step 5: Solve for x
    x = 49,980,242,441,048,088,576/7,964,728,486.38
  6. Step 6: Final answer
    x = 6,275,197,268.37

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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.