Home / 12,577,349,691.12-18,856,083,932.76-6,278,546,212.32

Finding the Fourth Proportional to 12,577,349,691.12, 18,856,083,932.76 and 6,278,546,212.32

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Solution

The fourth proportional to 12,577,349,691.12, 18,856,083,932.76 and 6,278,546,212.32 is: 9,412,857,021.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,577,349,691.12 : 18,856,083,932.76 = 6,278,546,212.32 : x
  2. Step 2: Convert to fraction form
    12,577,349,691.12/18,856,083,932.76 = 6,278,546,212.32/x
  3. Step 3: Cross multiply
    12,577,349,691.12x = 18,856,083,932.76 × 6,278,546,212.32
  4. Step 4: Simplify right side
    12,577,349,691.12x = 118,388,794,355,218,284,544
  5. Step 5: Solve for x
    x = 118,388,794,355,218,284,544/12,577,349,691.12
  6. Step 6: Final answer
    x = 9,412,857,021.76

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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.