Home / 209,039,161.58-313,538,481.16-63,474,002.54

Finding the Fourth Proportional to 209,039,161.58, 313,538,481.16 and 63,474,002.54

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Solution

The fourth proportional to 209,039,161.58, 313,538,481.16 and 63,474,002.54 is: 95,204,851.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,039,161.58 : 313,538,481.16 = 63,474,002.54 : x
  2. Step 2: Convert to fraction form
    209,039,161.58/313,538,481.16 = 63,474,002.54/x
  3. Step 3: Cross multiply
    209,039,161.58x = 313,538,481.16 × 63,474,002.54
  4. Step 4: Simplify right side
    209,039,161.58x = 19,901,542,347,811,204
  5. Step 5: Solve for x
    x = 19,901,542,347,811,204/209,039,161.58
  6. Step 6: Final answer
    x = 95,204,851.56

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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.