Home / 112,818,007.88-155,631,552.48-73,682,692.64

Finding the Fourth Proportional to 112,818,007.88, 155,631,552.48 and 73,682,692.64

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Solution

The fourth proportional to 112,818,007.88, 155,631,552.48 and 73,682,692.64 is: 101,644,693.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,818,007.88 : 155,631,552.48 = 73,682,692.64 : x
  2. Step 2: Convert to fraction form
    112,818,007.88/155,631,552.48 = 73,682,692.64/x
  3. Step 3: Cross multiply
    112,818,007.88x = 155,631,552.48 × 73,682,692.64
  4. Step 4: Simplify right side
    112,818,007.88x = 11,467,351,846,469,870
  5. Step 5: Solve for x
    x = 11,467,351,846,469,870/112,818,007.88
  6. Step 6: Final answer
    x = 101,644,693.63

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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.