Home / 271,016,832.24-406,524,443.88-76,928,411.64

Finding the Fourth Proportional to 271,016,832.24, 406,524,443.88 and 76,928,411.64

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Solution

The fourth proportional to 271,016,832.24, 406,524,443.88 and 76,928,411.64 is: 115,392,389.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,016,832.24 : 406,524,443.88 = 76,928,411.64 : x
  2. Step 2: Convert to fraction form
    271,016,832.24/406,524,443.88 = 76,928,411.64/x
  3. Step 3: Cross multiply
    271,016,832.24x = 406,524,443.88 × 76,928,411.64
  4. Step 4: Simplify right side
    271,016,832.24x = 31,273,279,760,522,720
  5. Step 5: Solve for x
    x = 31,273,279,760,522,720/271,016,832.24
  6. Step 6: Final answer
    x = 115,392,389.11

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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.