Home / 221,444,778.60-332,165,418.30-57,682,218.60

Finding the Fourth Proportional to 221,444,778.60, 332,165,418.30 and 57,682,218.60

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Solution

The fourth proportional to 221,444,778.60, 332,165,418.30 and 57,682,218.60 is: 86,522,872.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,444,778.60 : 332,165,418.30 = 57,682,218.60 : x
  2. Step 2: Convert to fraction form
    221,444,778.60/332,165,418.30 = 57,682,218.60/x
  3. Step 3: Cross multiply
    221,444,778.60x = 332,165,418.30 × 57,682,218.60
  4. Step 4: Simplify right side
    221,444,778.60x = 19,160,038,269,741,040
  5. Step 5: Solve for x
    x = 19,160,038,269,741,040/221,444,778.60
  6. Step 6: Final answer
    x = 86,522,872.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.