Home / 192,456,110.10-288,684,165.15-90,230,481.30

Finding the Fourth Proportional to 192,456,110.10, 288,684,165.15 and 90,230,481.30

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Solution

The fourth proportional to 192,456,110.10, 288,684,165.15 and 90,230,481.30 is: 135,345,721.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,456,110.10 : 288,684,165.15 = 90,230,481.30 : x
  2. Step 2: Convert to fraction form
    192,456,110.10/288,684,165.15 = 90,230,481.30/x
  3. Step 3: Cross multiply
    192,456,110.10x = 288,684,165.15 × 90,230,481.30
  4. Step 4: Simplify right side
    192,456,110.10x = 26,048,111,165,173,184
  5. Step 5: Solve for x
    x = 26,048,111,165,173,184/192,456,110.10
  6. Step 6: Final answer
    x = 135,345,721.95

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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.