Home / 146,788,766.20-220,183,149.30-60,482,747.80

Finding the Fourth Proportional to 146,788,766.20, 220,183,149.30 and 60,482,747.80

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Solution

The fourth proportional to 146,788,766.20, 220,183,149.30 and 60,482,747.80 is: 90,724,121.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,788,766.20 : 220,183,149.30 = 60,482,747.80 : x
  2. Step 2: Convert to fraction form
    146,788,766.20/220,183,149.30 = 60,482,747.80/x
  3. Step 3: Cross multiply
    146,788,766.20x = 220,183,149.30 × 60,482,747.80
  4. Step 4: Simplify right side
    146,788,766.20x = 13,317,281,888,921,646
  5. Step 5: Solve for x
    x = 13,317,281,888,921,646/146,788,766.20
  6. Step 6: Final answer
    x = 90,724,121.70

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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.