Home / 192,187,638.10-265,215,662.61-104,080,919.86

Finding the Fourth Proportional to 192,187,638.10, 265,215,662.61 and 104,080,919.86

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Solution

The fourth proportional to 192,187,638.10, 265,215,662.61 and 104,080,919.86 is: 143,629,894.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,187,638.10 : 265,215,662.61 = 104,080,919.86 : x
  2. Step 2: Convert to fraction form
    192,187,638.10/265,215,662.61 = 104,080,919.86/x
  3. Step 3: Cross multiply
    192,187,638.10x = 265,215,662.61 × 104,080,919.86
  4. Step 4: Simplify right side
    192,187,638.10x = 27,603,890,125,728,208
  5. Step 5: Solve for x
    x = 27,603,890,125,728,208/192,187,638.10
  6. Step 6: Final answer
    x = 143,629,894.19

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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.