Home / 146,788,786.20-220,183,179.30-60,482,767.80

Finding the Fourth Proportional to 146,788,786.20, 220,183,179.30 and 60,482,767.80

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Solution

The fourth proportional to 146,788,786.20, 220,183,179.30 and 60,482,767.80 is: 90,724,151.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,788,786.20 : 220,183,179.30 = 60,482,767.80 : x
  2. Step 2: Convert to fraction form
    146,788,786.20/220,183,179.30 = 60,482,767.80/x
  3. Step 3: Cross multiply
    146,788,786.20x = 220,183,179.30 × 60,482,767.80
  4. Step 4: Simplify right side
    146,788,786.20x = 13,317,288,107,067,666
  5. Step 5: Solve for x
    x = 13,317,288,107,067,666/146,788,786.20
  6. Step 6: Final answer
    x = 90,724,151.70

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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.