Home / 198,504,491.45-273,943,756.13-110,404,859.68

Finding the Fourth Proportional to 198,504,491.45, 273,943,756.13 and 110,404,859.68

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Solution

The fourth proportional to 198,504,491.45, 273,943,756.13 and 110,404,859.68 is: 152,362,909.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,504,491.45 : 273,943,756.13 = 110,404,859.68 : x
  2. Step 2: Convert to fraction form
    198,504,491.45/273,943,756.13 = 110,404,859.68/x
  3. Step 3: Cross multiply
    198,504,491.45x = 273,943,756.13 × 110,404,859.68
  4. Step 4: Simplify right side
    198,504,491.45x = 30,244,721,954,614,476
  5. Step 5: Solve for x
    x = 30,244,721,954,614,476/198,504,491.45
  6. Step 6: Final answer
    x = 152,362,909.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.