Home / 123,568,701.75-170,524,808.82-68,573,408.31

Finding the Fourth Proportional to 123,568,701.75, 170,524,808.82 and 68,573,408.31

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Solution

The fourth proportional to 123,568,701.75, 170,524,808.82 and 68,573,408.31 is: 94,631,303.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,568,701.75 : 170,524,808.82 = 68,573,408.31 : x
  2. Step 2: Convert to fraction form
    123,568,701.75/170,524,808.82 = 68,573,408.31/x
  3. Step 3: Cross multiply
    123,568,701.75x = 170,524,808.82 × 68,573,408.31
  4. Step 4: Simplify right side
    123,568,701.75x = 11,693,467,342,198,550
  5. Step 5: Solve for x
    x = 11,693,467,342,198,550/123,568,701.75
  6. Step 6: Final answer
    x = 94,631,303.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.