Home / 352,100,435.60-527,646,768.60-259,259,661.20

Finding the Fourth Proportional to 352,100,435.60, 527,646,768.60 and 259,259,661.20

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Solution

The fourth proportional to 352,100,435.60, 527,646,768.60 and 259,259,661.20 is: 388,518,469.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,100,435.60 : 527,646,768.60 = 259,259,661.20 : x
  2. Step 2: Convert to fraction form
    352,100,435.60/527,646,768.60 = 259,259,661.20/x
  3. Step 3: Cross multiply
    352,100,435.60x = 527,646,768.60 × 259,259,661.20
  4. Step 4: Simplify right side
    352,100,435.60x = 136,797,522,460,510,800
  5. Step 5: Solve for x
    x = 136,797,522,460,510,800/352,100,435.60
  6. Step 6: Final answer
    x = 388,518,469.82

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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.