Home / 3,349,373,782.61-4,618,709,819.12-2,219,951,383.61

Finding the Fourth Proportional to 3,349,373,782.61, 4,618,709,819.12 and 2,219,951,383.61

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Solution

The fourth proportional to 3,349,373,782.61, 4,618,709,819.12 and 2,219,951,383.61 is: 3,061,262,169.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349,373,782.61 : 4,618,709,819.12 = 2,219,951,383.61 : x
  2. Step 2: Convert to fraction form
    3,349,373,782.61/4,618,709,819.12 = 2,219,951,383.61/x
  3. Step 3: Cross multiply
    3,349,373,782.61x = 4,618,709,819.12 × 2,219,951,383.61
  4. Step 4: Simplify right side
    3,349,373,782.61x = 10,253,311,253,414,342,656
  5. Step 5: Solve for x
    x = 10,253,311,253,414,342,656/3,349,373,782.61
  6. Step 6: Final answer
    x = 3,061,262,169.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.