Home / 84,691,002,172.38-127,050,302,698.20-25,005,697,791.96

Finding the Fourth Proportional to 84,691,002,172.38, 127,050,302,698.20 and 25,005,697,791.96

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Solution

The fourth proportional to 84,691,002,172.38, 127,050,302,698.20 and 25,005,697,791.96 is: 37,512,621,083.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,691,002,172.38 : 127,050,302,698.20 = 25,005,697,791.96 : x
  2. Step 2: Convert to fraction form
    84,691,002,172.38/127,050,302,698.20 = 25,005,697,791.96/x
  3. Step 3: Cross multiply
    84,691,002,172.38x = 127,050,302,698.20 × 25,005,697,791.96
  4. Step 4: Simplify right side
    84,691,002,172.38x = 3,176,981,473,648,228,958,208
  5. Step 5: Solve for x
    x = 3,176,981,473,648,228,958,208/84,691,002,172.38
  6. Step 6: Final answer
    x = 37,512,621,083.19

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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.