Home / 36,916,777,821.39-50,944,489,310.56-20,859,114,135.78

Finding the Fourth Proportional to 36,916,777,821.39, 50,944,489,310.56 and 20,859,114,135.78

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Solution

The fourth proportional to 36,916,777,821.39, 50,944,489,310.56 and 20,859,114,135.78 is: 28,785,202,280.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,916,777,821.39 : 50,944,489,310.56 = 20,859,114,135.78 : x
  2. Step 2: Convert to fraction form
    36,916,777,821.39/50,944,489,310.56 = 20,859,114,135.78/x
  3. Step 3: Cross multiply
    36,916,777,821.39x = 50,944,489,310.56 × 20,859,114,135.78
  4. Step 4: Simplify right side
    36,916,777,821.39x = 1,062,656,917,117,995,057,152
  5. Step 5: Solve for x
    x = 1,062,656,917,117,995,057,152/36,916,777,821.39
  6. Step 6: Final answer
    x = 28,785,202,280.09

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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.