Home / 264,304,416.80-396,456,625.20-196,279,968.80

Finding the Fourth Proportional to 264,304,416.80, 396,456,625.20 and 196,279,968.80

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Solution

The fourth proportional to 264,304,416.80, 396,456,625.20 and 196,279,968.80 is: 294,419,953.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,304,416.80 : 396,456,625.20 = 196,279,968.80 : x
  2. Step 2: Convert to fraction form
    264,304,416.80/396,456,625.20 = 196,279,968.80/x
  3. Step 3: Cross multiply
    264,304,416.80x = 396,456,625.20 × 196,279,968.80
  4. Step 4: Simplify right side
    264,304,416.80x = 77,816,494,024,809,296
  5. Step 5: Solve for x
    x = 77,816,494,024,809,296/264,304,416.80
  6. Step 6: Final answer
    x = 294,419,953.20

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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.