Home / 81,010,578.24-111,795,648-44,340,361.92

Finding the Fourth Proportional to 81,010,578.24, 111,795,648 and 44,340,361.92

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Solution

The fourth proportional to 81,010,578.24, 111,795,648 and 44,340,361.92 is: 61,190,274.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,010,578.24 : 111,795,648 = 44,340,361.92 : x
  2. Step 2: Convert to fraction form
    81,010,578.24/111,795,648 = 44,340,361.92/x
  3. Step 3: Cross multiply
    81,010,578.24x = 111,795,648 × 44,340,361.92
  4. Step 4: Simplify right side
    81,010,578.24x = 4,957,059,493,400,924
  5. Step 5: Solve for x
    x = 4,957,059,493,400,924/81,010,578.24
  6. Step 6: Final answer
    x = 61,190,274.17

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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.