Home / 192,844,920.89-289,344,023.24-61,707,396.31

Finding the Fourth Proportional to 192,844,920.89, 289,344,023.24 and 61,707,396.31

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Solution

The fourth proportional to 192,844,920.89, 289,344,023.24 and 61,707,396.31 is: 92,585,618.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,844,920.89 : 289,344,023.24 = 61,707,396.31 : x
  2. Step 2: Convert to fraction form
    192,844,920.89/289,344,023.24 = 61,707,396.31/x
  3. Step 3: Cross multiply
    192,844,920.89x = 289,344,023.24 × 61,707,396.31
  4. Step 4: Simplify right side
    192,844,920.89x = 17,854,666,310,968,634
  5. Step 5: Solve for x
    x = 17,854,666,310,968,634/192,844,920.89
  6. Step 6: Final answer
    x = 92,585,618.68

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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.