Home / 263,426,112.14-394,986,003.48-99,676,518.31

Finding the Fourth Proportional to 263,426,112.14, 394,986,003.48 and 99,676,518.31

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Solution

The fourth proportional to 263,426,112.14, 394,986,003.48 and 99,676,518.31 is: 149,456,822.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,426,112.14 : 394,986,003.48 = 99,676,518.31 : x
  2. Step 2: Convert to fraction form
    263,426,112.14/394,986,003.48 = 99,676,518.31/x
  3. Step 3: Cross multiply
    263,426,112.14x = 394,986,003.48 × 99,676,518.31
  4. Step 4: Simplify right side
    263,426,112.14x = 39,370,829,608,561,680
  5. Step 5: Solve for x
    x = 39,370,829,608,561,680/263,426,112.14
  6. Step 6: Final answer
    x = 149,456,822.22

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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.