Home / 395,629,743.52-593,535,025.86-136,844,745.40

Finding the Fourth Proportional to 395,629,743.52, 593,535,025.86 and 136,844,745.40

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Solution

The fourth proportional to 395,629,743.52, 593,535,025.86 and 136,844,745.40 is: 205,298,390.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,629,743.52 : 593,535,025.86 = 136,844,745.40 : x
  2. Step 2: Convert to fraction form
    395,629,743.52/593,535,025.86 = 136,844,745.40/x
  3. Step 3: Cross multiply
    395,629,743.52x = 593,535,025.86 × 136,844,745.40
  4. Step 4: Simplify right side
    395,629,743.52x = 81,222,149,499,794,128
  5. Step 5: Solve for x
    x = 81,222,149,499,794,128/395,629,743.52
  6. Step 6: Final answer
    x = 205,298,390.30

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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.