Home / 103,442,049.36-155,179,017.26-35,268,797.88

Finding the Fourth Proportional to 103,442,049.36, 155,179,017.26 and 35,268,797.88

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Solution

The fourth proportional to 103,442,049.36, 155,179,017.26 and 35,268,797.88 is: 52,908,632.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,442,049.36 : 155,179,017.26 = 35,268,797.88 : x
  2. Step 2: Convert to fraction form
    103,442,049.36/155,179,017.26 = 35,268,797.88/x
  3. Step 3: Cross multiply
    103,442,049.36x = 155,179,017.26 × 35,268,797.88
  4. Step 4: Simplify right side
    103,442,049.36x = 5,472,977,394,959,971
  5. Step 5: Solve for x
    x = 5,472,977,394,959,971/103,442,049.36
  6. Step 6: Final answer
    x = 52,908,632.70

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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.