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Finding the Fourth Proportional to 382,450,987.80, 573,676,481.70 and 244,701,480.60

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Solution

The fourth proportional to 382,450,987.80, 573,676,481.70 and 244,701,480.60 is: 367,052,220.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,450,987.80 : 573,676,481.70 = 244,701,480.60 : x
  2. Step 2: Convert to fraction form
    382,450,987.80/573,676,481.70 = 244,701,480.60/x
  3. Step 3: Cross multiply
    382,450,987.80x = 573,676,481.70 × 244,701,480.60
  4. Step 4: Simplify right side
    382,450,987.80x = 140,379,484,457,388,816
  5. Step 5: Solve for x
    x = 140,379,484,457,388,816/382,450,987.80
  6. Step 6: Final answer
    x = 367,052,220.90

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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.