Home / 3,965,987,016.95-5,948,765,238.96-1,205,400,799.22

Finding the Fourth Proportional to 3,965,987,016.95, 5,948,765,238.96 and 1,205,400,799.22

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Solution

The fourth proportional to 3,965,987,016.95, 5,948,765,238.96 and 1,205,400,799.22 is: 1,808,035,765.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965,987,016.95 : 5,948,765,238.96 = 1,205,400,799.22 : x
  2. Step 2: Convert to fraction form
    3,965,987,016.95/5,948,765,238.96 = 1,205,400,799.22/x
  3. Step 3: Cross multiply
    3,965,987,016.95x = 5,948,765,238.96 × 1,205,400,799.22
  4. Step 4: Simplify right side
    3,965,987,016.95x = 7,170,646,373,384,794,112
  5. Step 5: Solve for x
    x = 7,170,646,373,384,794,112/3,965,987,016.95
  6. Step 6: Final answer
    x = 1,808,035,765.81

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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.