Home / 236,682,734.40-355,024,101.60-139,684,910.40

Finding the Fourth Proportional to 236,682,734.40, 355,024,101.60 and 139,684,910.40

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Solution

The fourth proportional to 236,682,734.40, 355,024,101.60 and 139,684,910.40 is: 209,527,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,682,734.40 : 355,024,101.60 = 139,684,910.40 : x
  2. Step 2: Convert to fraction form
    236,682,734.40/355,024,101.60 = 139,684,910.40/x
  3. Step 3: Cross multiply
    236,682,734.40x = 355,024,101.60 × 139,684,910.40
  4. Step 4: Simplify right side
    236,682,734.40x = 49,591,509,821,836,504
  5. Step 5: Solve for x
    x = 49,591,509,821,836,504/236,682,734.40
  6. Step 6: Final answer
    x = 209,527,365.60

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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.