Home / 137,448,353.22-206,172,588.15-40,404,067.62

Finding the Fourth Proportional to 137,448,353.22, 206,172,588.15 and 40,404,067.62

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Solution

The fourth proportional to 137,448,353.22, 206,172,588.15 and 40,404,067.62 is: 60,606,118.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,448,353.22 : 206,172,588.15 = 40,404,067.62 : x
  2. Step 2: Convert to fraction form
    137,448,353.22/206,172,588.15 = 40,404,067.62/x
  3. Step 3: Cross multiply
    137,448,353.22x = 206,172,588.15 × 40,404,067.62
  4. Step 4: Simplify right side
    137,448,353.22x = 8,330,211,193,003,010
  5. Step 5: Solve for x
    x = 8,330,211,193,003,010/137,448,353.22
  6. Step 6: Final answer
    x = 60,606,118.57

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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.