Home / 220,058,793.90-330,088,190.85-118,022,121.90

Finding the Fourth Proportional to 220,058,793.90, 330,088,190.85 and 118,022,121.90

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Solution

The fourth proportional to 220,058,793.90, 330,088,190.85 and 118,022,121.90 is: 177,033,182.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,058,793.90 : 330,088,190.85 = 118,022,121.90 : x
  2. Step 2: Convert to fraction form
    220,058,793.90/330,088,190.85 = 118,022,121.90/x
  3. Step 3: Cross multiply
    220,058,793.90x = 330,088,190.85 × 118,022,121.90
  4. Step 4: Simplify right side
    220,058,793.90x = 38,957,708,698,249,168
  5. Step 5: Solve for x
    x = 38,957,708,698,249,168/220,058,793.90
  6. Step 6: Final answer
    x = 177,033,182.85

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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.