Home / 455,150,849.33-682,649,269.44-127,550,964.92

Finding the Fourth Proportional to 455,150,849.33, 682,649,269.44 and 127,550,964.92

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Solution

The fourth proportional to 455,150,849.33, 682,649,269.44 and 127,550,964.92 is: 191,304,867.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,150,849.33 : 682,649,269.44 = 127,550,964.92 : x
  2. Step 2: Convert to fraction form
    455,150,849.33/682,649,269.44 = 127,550,964.92/x
  3. Step 3: Cross multiply
    455,150,849.33x = 682,649,269.44 × 127,550,964.92
  4. Step 4: Simplify right side
    455,150,849.33x = 87,072,573,019,005,072
  5. Step 5: Solve for x
    x = 87,072,573,019,005,072/455,150,849.33
  6. Step 6: Final answer
    x = 191,304,867.71

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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.