Home / 146,788,780.20-220,183,170.30-60,482,761.80

Finding the Fourth Proportional to 146,788,780.20, 220,183,170.30 and 60,482,761.80

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Solution

The fourth proportional to 146,788,780.20, 220,183,170.30 and 60,482,761.80 is: 90,724,142.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,788,780.20 : 220,183,170.30 = 60,482,761.80 : x
  2. Step 2: Convert to fraction form
    146,788,780.20/220,183,170.30 = 60,482,761.80/x
  3. Step 3: Cross multiply
    146,788,780.20x = 220,183,170.30 × 60,482,761.80
  4. Step 4: Simplify right side
    146,788,780.20x = 13,317,286,241,623,734
  5. Step 5: Solve for x
    x = 13,317,286,241,623,734/146,788,780.20
  6. Step 6: Final answer
    x = 90,724,142.70

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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.