Home / 271,016,844.16-406,524,461.92-76,928,423.68

Finding the Fourth Proportional to 271,016,844.16, 406,524,461.92 and 76,928,423.68

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Solution

The fourth proportional to 271,016,844.16, 406,524,461.92 and 76,928,423.68 is: 115,392,407.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,016,844.16 : 406,524,461.92 = 76,928,423.68 : x
  2. Step 2: Convert to fraction form
    271,016,844.16/406,524,461.92 = 76,928,423.68/x
  3. Step 3: Cross multiply
    271,016,844.16x = 406,524,461.92 × 76,928,423.68
  4. Step 4: Simplify right side
    271,016,844.16x = 31,273,286,042,865,792
  5. Step 5: Solve for x
    x = 31,273,286,042,865,792/271,016,844.16
  6. Step 6: Final answer
    x = 115,392,407.21

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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.