Home / 12,339,893,077.06-18,504,004,556.76-4,780,218,367.66

Finding the Fourth Proportional to 12,339,893,077.06, 18,504,004,556.76 and 4,780,218,367.66

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Solution

The fourth proportional to 12,339,893,077.06, 18,504,004,556.76 and 4,780,218,367.66 is: 7,168,067,170.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,339,893,077.06 : 18,504,004,556.76 = 4,780,218,367.66 : x
  2. Step 2: Convert to fraction form
    12,339,893,077.06/18,504,004,556.76 = 4,780,218,367.66/x
  3. Step 3: Cross multiply
    12,339,893,077.06x = 18,504,004,556.76 × 4,780,218,367.66
  4. Step 4: Simplify right side
    12,339,893,077.06x = 88,453,182,457,488,474,112
  5. Step 5: Solve for x
    x = 88,453,182,457,488,474,112/12,339,893,077.06
  6. Step 6: Final answer
    x = 7,168,067,170.85

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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.