Home / 269,115,764.40-403,862,603.40-115,871,799.60

Finding the Fourth Proportional to 269,115,764.40, 403,862,603.40 and 115,871,799.60

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Solution

The fourth proportional to 269,115,764.40, 403,862,603.40 and 115,871,799.60 is: 173,889,057.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,115,764.40 : 403,862,603.40 = 115,871,799.60 : x
  2. Step 2: Convert to fraction form
    269,115,764.40/403,862,603.40 = 115,871,799.60/x
  3. Step 3: Cross multiply
    269,115,764.40x = 403,862,603.40 × 115,871,799.60
  4. Step 4: Simplify right side
    269,115,764.40x = 46,796,286,647,099,072
  5. Step 5: Solve for x
    x = 46,796,286,647,099,072/269,115,764.40
  6. Step 6: Final answer
    x = 173,889,057.56

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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.