Home / 299,386,015.70-449,079,023.55-169,943,609.30

Finding the Fourth Proportional to 299,386,015.70, 449,079,023.55 and 169,943,609.30

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Solution

The fourth proportional to 299,386,015.70, 449,079,023.55 and 169,943,609.30 is: 254,915,413.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,386,015.70 : 449,079,023.55 = 169,943,609.30 : x
  2. Step 2: Convert to fraction form
    299,386,015.70/449,079,023.55 = 169,943,609.30/x
  3. Step 3: Cross multiply
    299,386,015.70x = 449,079,023.55 × 169,943,609.30
  4. Step 4: Simplify right side
    299,386,015.70x = 76,318,110,123,006,704
  5. Step 5: Solve for x
    x = 76,318,110,123,006,704/299,386,015.70
  6. Step 6: Final answer
    x = 254,915,413.95

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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.