Home / 263,426,113.14-394,986,004.98-99,676,519.31

Finding the Fourth Proportional to 263,426,113.14, 394,986,004.98 and 99,676,519.31

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Solution

The fourth proportional to 263,426,113.14, 394,986,004.98 and 99,676,519.31 is: 149,456,823.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,426,113.14 : 394,986,004.98 = 99,676,519.31 : x
  2. Step 2: Convert to fraction form
    263,426,113.14/394,986,004.98 = 99,676,519.31/x
  3. Step 3: Cross multiply
    263,426,113.14x = 394,986,004.98 × 99,676,519.31
  4. Step 4: Simplify right side
    263,426,113.14x = 39,370,830,152,568,728
  5. Step 5: Solve for x
    x = 39,370,830,152,568,728/263,426,113.14
  6. Step 6: Final answer
    x = 149,456,823.71

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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.