Home / 407,801,003.20-611,701,504.80-293,860,052.80

Finding the Fourth Proportional to 407,801,003.20, 611,701,504.80 and 293,860,052.80

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Solution

The fourth proportional to 407,801,003.20, 611,701,504.80 and 293,860,052.80 is: 440,790,079.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,801,003.20 : 611,701,504.80 = 293,860,052.80 : x
  2. Step 2: Convert to fraction form
    407,801,003.20/611,701,504.80 = 293,860,052.80/x
  3. Step 3: Cross multiply
    407,801,003.20x = 611,701,504.80 × 293,860,052.80
  4. Step 4: Simplify right side
    407,801,003.20x = 179,754,636,498,367,456
  5. Step 5: Solve for x
    x = 179,754,636,498,367,456/407,801,003.20
  6. Step 6: Final answer
    x = 440,790,079.20

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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.