Home / 198,027,030.27-297,040,137.17-111,726,260.67

Finding the Fourth Proportional to 198,027,030.27, 297,040,137.17 and 111,726,260.67

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Solution

The fourth proportional to 198,027,030.27, 297,040,137.17 and 111,726,260.67 is: 167,589,160.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,027,030.27 : 297,040,137.17 = 111,726,260.67 : x
  2. Step 2: Convert to fraction form
    198,027,030.27/297,040,137.17 = 111,726,260.67/x
  3. Step 3: Cross multiply
    198,027,030.27x = 297,040,137.17 × 111,726,260.67
  4. Step 4: Simplify right side
    198,027,030.27x = 33,187,183,794,349,348
  5. Step 5: Solve for x
    x = 33,187,183,794,349,348/198,027,030.27
  6. Step 6: Final answer
    x = 167,589,160.68

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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.