Home / 269,420,856.10-404,131,284.15-172,565,733.85

Finding the Fourth Proportional to 269,420,856.10, 404,131,284.15 and 172,565,733.85

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Solution

The fourth proportional to 269,420,856.10, 404,131,284.15 and 172,565,733.85 is: 258,848,600.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,420,856.10 : 404,131,284.15 = 172,565,733.85 : x
  2. Step 2: Convert to fraction form
    269,420,856.10/404,131,284.15 = 172,565,733.85/x
  3. Step 3: Cross multiply
    269,420,856.10x = 404,131,284.15 × 172,565,733.85
  4. Step 4: Simplify right side
    269,420,856.10x = 69,739,211,621,087,616
  5. Step 5: Solve for x
    x = 69,739,211,621,087,616/269,420,856.10
  6. Step 6: Final answer
    x = 258,848,600.78

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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.