Home / 7,760,279,996.20-11,640,251,926.32-2,164,067,763.76

Finding the Fourth Proportional to 7,760,279,996.20, 11,640,251,926.32 and 2,164,067,763.76

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Solution

The fourth proportional to 7,760,279,996.20, 11,640,251,926.32 and 2,164,067,763.76 is: 3,246,054,777.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,760,279,996.20 : 11,640,251,926.32 = 2,164,067,763.76 : x
  2. Step 2: Convert to fraction form
    7,760,279,996.20/11,640,251,926.32 = 2,164,067,763.76/x
  3. Step 3: Cross multiply
    7,760,279,996.20x = 11,640,251,926.32 × 2,164,067,763.76
  4. Step 4: Simplify right side
    7,760,279,996.20x = 25,190,293,955,794,358,272
  5. Step 5: Solve for x
    x = 25,190,293,955,794,358,272/7,760,279,996.20
  6. Step 6: Final answer
    x = 3,246,054,777.42

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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.