Home / 201,204,028.10-301,806,042.15-71,957,576.90

Finding the Fourth Proportional to 201,204,028.10, 301,806,042.15 and 71,957,576.90

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Solution

The fourth proportional to 201,204,028.10, 301,806,042.15 and 71,957,576.90 is: 107,936,365.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,028.10 : 301,806,042.15 = 71,957,576.90 : x
  2. Step 2: Convert to fraction form
    201,204,028.10/301,806,042.15 = 71,957,576.90/x
  3. Step 3: Cross multiply
    201,204,028.10x = 301,806,042.15 × 71,957,576.90
  4. Step 4: Simplify right side
    201,204,028.10x = 21,717,231,486,893,268
  5. Step 5: Solve for x
    x = 21,717,231,486,893,268/201,204,028.10
  6. Step 6: Final answer
    x = 107,936,365.35

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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.