Home / 1,198,441,207.75-1,797,661,811.64-336,798,199.75

Finding the Fourth Proportional to 1,198,441,207.75, 1,797,661,811.64 and 336,798,199.75

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Solution

The fourth proportional to 1,198,441,207.75, 1,797,661,811.64 and 336,798,199.75 is: 505,197,299.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,441,207.75 : 1,797,661,811.64 = 336,798,199.75 : x
  2. Step 2: Convert to fraction form
    1,198,441,207.75/1,797,661,811.64 = 336,798,199.75/x
  3. Step 3: Cross multiply
    1,198,441,207.75x = 1,797,661,811.64 × 336,798,199.75
  4. Step 4: Simplify right side
    1,198,441,207.75x = 605,449,261,919,675,648
  5. Step 5: Solve for x
    x = 605,449,261,919,675,648/1,198,441,207.75
  6. Step 6: Final answer
    x = 505,197,299.63

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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.