Home / 236,682,432.15-355,023,648.23-139,684,608.15

Finding the Fourth Proportional to 236,682,432.15, 355,023,648.23 and 139,684,608.15

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Solution

The fourth proportional to 236,682,432.15, 355,023,648.23 and 139,684,608.15 is: 209,526,912.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,682,432.15 : 355,023,648.23 = 139,684,608.15 : x
  2. Step 2: Convert to fraction form
    236,682,432.15/355,023,648.23 = 139,684,608.15/x
  3. Step 3: Cross multiply
    236,682,432.15x = 355,023,648.23 × 139,684,608.15
  4. Step 4: Simplify right side
    236,682,432.15x = 49,591,339,186,292,576
  5. Step 5: Solve for x
    x = 49,591,339,186,292,576/236,682,432.15
  6. Step 6: Final answer
    x = 209,526,912.23

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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.