Home / 111,193,103.88-166,793,165.96-38,414,030.40

Finding the Fourth Proportional to 111,193,103.88, 166,793,165.96 and 38,414,030.40

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Solution

The fourth proportional to 111,193,103.88, 166,793,165.96 and 38,414,030.40 is: 57,622,258.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,193,103.88 : 166,793,165.96 = 38,414,030.40 : x
  2. Step 2: Convert to fraction form
    111,193,103.88/166,793,165.96 = 38,414,030.40/x
  3. Step 3: Cross multiply
    111,193,103.88x = 166,793,165.96 × 38,414,030.40
  4. Step 4: Simplify right side
    111,193,103.88x = 6,407,197,747,507,615
  5. Step 5: Solve for x
    x = 6,407,197,747,507,615/111,193,103.88
  6. Step 6: Final answer
    x = 57,622,258.25

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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.