Home / 851,366,857,491.75-1,277,053,599,424.60-205,971,449,004.90

Finding the Fourth Proportional to 851,366,857,491.75, 1,277,053,599,424.60 and 205,971,449,004.90

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Solution

The fourth proportional to 851,366,857,491.75, 1,277,053,599,424.60 and 205,971,449,004.90 is: 308,957,975,067.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,366,857,491.75 : 1,277,053,599,424.60 = 205,971,449,004.90 : x
  2. Step 2: Convert to fraction form
    851,366,857,491.75/1,277,053,599,424.60 = 205,971,449,004.90/x
  3. Step 3: Cross multiply
    851,366,857,491.75x = 1,277,053,599,424.60 × 205,971,449,004.90
  4. Step 4: Simplify right side
    851,366,857,491.75x = 263,036,580,330,408,006,123,520
  5. Step 5: Solve for x
    x = 263,036,580,330,408,006,123,520/851,366,857,491.75
  6. Step 6: Final answer
    x = 308,957,975,067.71

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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.