Home / 451,509,212.80-677,263,819.20-404,157,819.70

Finding the Fourth Proportional to 451,509,212.80, 677,263,819.20 and 404,157,819.70

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Solution

The fourth proportional to 451,509,212.80, 677,263,819.20 and 404,157,819.70 is: 606,236,729.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,509,212.80 : 677,263,819.20 = 404,157,819.70 : x
  2. Step 2: Convert to fraction form
    451,509,212.80/677,263,819.20 = 404,157,819.70/x
  3. Step 3: Cross multiply
    451,509,212.80x = 677,263,819.20 × 404,157,819.70
  4. Step 4: Simplify right side
    451,509,212.80x = 273,721,468,529,567,008
  5. Step 5: Solve for x
    x = 273,721,468,529,567,008/451,509,212.80
  6. Step 6: Final answer
    x = 606,236,729.55

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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.