Home / 326,846,111.64-451,043,961.48-178,163,977.20

Finding the Fourth Proportional to 326,846,111.64, 451,043,961.48 and 178,163,977.20

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Solution

The fourth proportional to 326,846,111.64, 451,043,961.48 and 178,163,977.20 is: 245,864,286.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,846,111.64 : 451,043,961.48 = 178,163,977.20 : x
  2. Step 2: Convert to fraction form
    326,846,111.64/451,043,961.48 = 178,163,977.20/x
  3. Step 3: Cross multiply
    326,846,111.64x = 451,043,961.48 × 178,163,977.20
  4. Step 4: Simplify right side
    326,846,111.64x = 80,359,786,069,320,400
  5. Step 5: Solve for x
    x = 80,359,786,069,320,400/326,846,111.64
  6. Step 6: Final answer
    x = 245,864,286.61

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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.