Home / 146,739,648.20-220,109,472.30-132,630,873.80

Finding the Fourth Proportional to 146,739,648.20, 220,109,472.30 and 132,630,873.80

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Solution

The fourth proportional to 146,739,648.20, 220,109,472.30 and 132,630,873.80 is: 198,946,310.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,739,648.20 : 220,109,472.30 = 132,630,873.80 : x
  2. Step 2: Convert to fraction form
    146,739,648.20/220,109,472.30 = 132,630,873.80/x
  3. Step 3: Cross multiply
    146,739,648.20x = 220,109,472.30 × 132,630,873.80
  4. Step 4: Simplify right side
    146,739,648.20x = 29,193,311,642,805,896
  5. Step 5: Solve for x
    x = 29,193,311,642,805,896/146,739,648.20
  6. Step 6: Final answer
    x = 198,946,310.70

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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.