Home / 263,261,968.20-394,892,952.30-134,121,805.20

Finding the Fourth Proportional to 263,261,968.20, 394,892,952.30 and 134,121,805.20

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Solution

The fourth proportional to 263,261,968.20, 394,892,952.30 and 134,121,805.20 is: 201,182,707.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,261,968.20 : 394,892,952.30 = 134,121,805.20 : x
  2. Step 2: Convert to fraction form
    263,261,968.20/394,892,952.30 = 134,121,805.20/x
  3. Step 3: Cross multiply
    263,261,968.20x = 394,892,952.30 × 134,121,805.20
  4. Step 4: Simplify right side
    263,261,968.20x = 52,963,755,623,233,496
  5. Step 5: Solve for x
    x = 52,963,755,623,233,496/263,261,968.20
  6. Step 6: Final answer
    x = 201,182,707.80

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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.