Home / 6,972,391,942.20-10,478,995,247.70-6,074,469,228.60

Finding the Fourth Proportional to 6,972,391,942.20, 10,478,995,247.70 and 6,074,469,228.60

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Solution

The fourth proportional to 6,972,391,942.20, 10,478,995,247.70 and 6,074,469,228.60 is: 9,129,483,067.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,972,391,942.20 : 10,478,995,247.70 = 6,074,469,228.60 : x
  2. Step 2: Convert to fraction form
    6,972,391,942.20/10,478,995,247.70 = 6,074,469,228.60/x
  3. Step 3: Cross multiply
    6,972,391,942.20x = 10,478,995,247.70 × 6,074,469,228.60
  4. Step 4: Simplify right side
    6,972,391,942.20x = 63,654,334,178,799,296,512
  5. Step 5: Solve for x
    x = 63,654,334,178,799,296,512/6,972,391,942.20
  6. Step 6: Final answer
    x = 9,129,483,067.86

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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.