Home / 259,051,989.15-357,491,163.29-147,542,822.37

Finding the Fourth Proportional to 259,051,989.15, 357,491,163.29 and 147,542,822.37

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Solution

The fourth proportional to 259,051,989.15, 357,491,163.29 and 147,542,822.37 is: 203,608,763.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,051,989.15 : 357,491,163.29 = 147,542,822.37 : x
  2. Step 2: Convert to fraction form
    259,051,989.15/357,491,163.29 = 147,542,822.37/x
  3. Step 3: Cross multiply
    259,051,989.15x = 357,491,163.29 × 147,542,822.37
  4. Step 4: Simplify right side
    259,051,989.15x = 52,745,255,203,403,424
  5. Step 5: Solve for x
    x = 52,745,255,203,403,424/259,051,989.15
  6. Step 6: Final answer
    x = 203,608,763.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.