Home / 101,449,810.92-140,001,007.97-55,040,064.84

Finding the Fourth Proportional to 101,449,810.92, 140,001,007.97 and 55,040,064.84

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Solution

The fourth proportional to 101,449,810.92, 140,001,007.97 and 55,040,064.84 is: 75,955,435.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,449,810.92 : 140,001,007.97 = 55,040,064.84 : x
  2. Step 2: Convert to fraction form
    101,449,810.92/140,001,007.97 = 55,040,064.84/x
  3. Step 3: Cross multiply
    101,449,810.92x = 140,001,007.97 × 55,040,064.84
  4. Step 4: Simplify right side
    101,449,810.92x = 7,705,664,556,790,360
  5. Step 5: Solve for x
    x = 7,705,664,556,790,360/101,449,810.92
  6. Step 6: Final answer
    x = 75,955,435.37

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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.