Home / 136,025,640.23-203,739,381.68-112,414,791.47

Finding the Fourth Proportional to 136,025,640.23, 203,739,381.68 and 112,414,791.47

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Solution

The fourth proportional to 136,025,640.23, 203,739,381.68 and 112,414,791.47 is: 168,375,021.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,025,640.23 : 203,739,381.68 = 112,414,791.47 : x
  2. Step 2: Convert to fraction form
    136,025,640.23/203,739,381.68 = 112,414,791.47/x
  3. Step 3: Cross multiply
    136,025,640.23x = 203,739,381.68 × 112,414,791.47
  4. Step 4: Simplify right side
    136,025,640.23x = 22,903,320,104,203,168
  5. Step 5: Solve for x
    x = 22,903,320,104,203,168/136,025,640.23
  6. Step 6: Final answer
    x = 168,375,021.55

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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.