Home / 279,826,745.88-419,793,918.39-107,290,102.26

Finding the Fourth Proportional to 279,826,745.88, 419,793,918.39 and 107,290,102.26

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Solution

The fourth proportional to 279,826,745.88, 419,793,918.39 and 107,290,102.26 is: 160,955,781.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,826,745.88 : 419,793,918.39 = 107,290,102.26 : x
  2. Step 2: Convert to fraction form
    279,826,745.88/419,793,918.39 = 107,290,102.26/x
  3. Step 3: Cross multiply
    279,826,745.88x = 419,793,918.39 × 107,290,102.26
  4. Step 4: Simplify right side
    279,826,745.88x = 45,039,732,432,189,192
  5. Step 5: Solve for x
    x = 45,039,732,432,189,192/279,826,745.88
  6. Step 6: Final answer
    x = 160,955,781.02

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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.