Home / 220,943,224.92-305,032,285.08-196,429,098

Finding the Fourth Proportional to 220,943,224.92, 305,032,285.08 and 196,429,098

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Solution

The fourth proportional to 220,943,224.92, 305,032,285.08 and 196,429,098 is: 271,188,295.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,943,224.92 : 305,032,285.08 = 196,429,098 : x
  2. Step 2: Convert to fraction form
    220,943,224.92/305,032,285.08 = 196,429,098/x
  3. Step 3: Cross multiply
    220,943,224.92x = 305,032,285.08 × 196,429,098
  4. Step 4: Simplify right side
    220,943,224.92x = 59,917,216,619,143,256
  5. Step 5: Solve for x
    x = 59,917,216,619,143,256/220,943,224.92
  6. Step 6: Final answer
    x = 271,188,295.73

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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.