Home / 146,994,400.80-220,491,601.20-75,330,784.80

Finding the Fourth Proportional to 146,994,400.80, 220,491,601.20 and 75,330,784.80

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Solution

The fourth proportional to 146,994,400.80, 220,491,601.20 and 75,330,784.80 is: 112,996,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,994,400.80 : 220,491,601.20 = 75,330,784.80 : x
  2. Step 2: Convert to fraction form
    146,994,400.80/220,491,601.20 = 75,330,784.80/x
  3. Step 3: Cross multiply
    146,994,400.80x = 220,491,601.20 × 75,330,784.80
  4. Step 4: Simplify right side
    146,994,400.80x = 16,609,805,360,204,620
  5. Step 5: Solve for x
    x = 16,609,805,360,204,620/146,994,400.80
  6. Step 6: Final answer
    x = 112,996,177.20

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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.