Home / 173,819,198.40-260,760,290.40-87,339,969.60

Finding the Fourth Proportional to 173,819,198.40, 260,760,290.40 and 87,339,969.60

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Solution

The fourth proportional to 173,819,198.40, 260,760,290.40 and 87,339,969.60 is: 131,025,778.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,819,198.40 : 260,760,290.40 = 87,339,969.60 : x
  2. Step 2: Convert to fraction form
    173,819,198.40/260,760,290.40 = 87,339,969.60/x
  3. Step 3: Cross multiply
    173,819,198.40x = 260,760,290.40 × 87,339,969.60
  4. Step 4: Simplify right side
    173,819,198.40x = 22,774,795,836,423,172
  5. Step 5: Solve for x
    x = 22,774,795,836,423,172/173,819,198.40
  6. Step 6: Final answer
    x = 131,025,778.78

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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.