Home / 81,010,573.75-111,795,641.54-44,340,357.43

Finding the Fourth Proportional to 81,010,573.75, 111,795,641.54 and 44,340,357.43

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Solution

The fourth proportional to 81,010,573.75, 111,795,641.54 and 44,340,357.43 is: 61,190,267.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,010,573.75 : 111,795,641.54 = 44,340,357.43 : x
  2. Step 2: Convert to fraction form
    81,010,573.75/111,795,641.54 = 44,340,357.43/x
  3. Step 3: Cross multiply
    81,010,573.75x = 111,795,641.54 × 44,340,357.43
  4. Step 4: Simplify right side
    81,010,573.75x = 4,957,058,704,999,756
  5. Step 5: Solve for x
    x = 4,957,058,704,999,756/81,010,573.75
  6. Step 6: Final answer
    x = 61,190,267.83

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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.