Home / 192,187,638.85-265,215,663.64-104,080,920.61

Finding the Fourth Proportional to 192,187,638.85, 265,215,663.64 and 104,080,920.61

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Solution

The fourth proportional to 192,187,638.85, 265,215,663.64 and 104,080,920.61 is: 143,629,895.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,187,638.85 : 265,215,663.64 = 104,080,920.61 : x
  2. Step 2: Convert to fraction form
    192,187,638.85/265,215,663.64 = 104,080,920.61/x
  3. Step 3: Cross multiply
    192,187,638.85x = 265,215,663.64 × 104,080,920.61
  4. Step 4: Simplify right side
    192,187,638.85x = 27,603,890,431,843,300
  5. Step 5: Solve for x
    x = 27,603,890,431,843,300/192,187,638.85
  6. Step 6: Final answer
    x = 143,629,895.23

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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.