Home / 81,010,569.50-111,795,635.67-44,340,353.18

Finding the Fourth Proportional to 81,010,569.50, 111,795,635.67 and 44,340,353.18

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Solution

The fourth proportional to 81,010,569.50, 111,795,635.67 and 44,340,353.18 is: 61,190,261.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,010,569.50 : 111,795,635.67 = 44,340,353.18 : x
  2. Step 2: Convert to fraction form
    81,010,569.50/111,795,635.67 = 44,340,353.18/x
  3. Step 3: Cross multiply
    81,010,569.50x = 111,795,635.67 × 44,340,353.18
  4. Step 4: Simplify right side
    81,010,569.50x = 4,957,057,969,590,406
  5. Step 5: Solve for x
    x = 4,957,057,969,590,406/81,010,569.50
  6. Step 6: Final answer
    x = 61,190,261.96

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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.