Home / 171,206,521.88-256,658,614.13-130,996,514.84

Finding the Fourth Proportional to 171,206,521.88, 256,658,614.13 and 130,996,514.84

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Solution

The fourth proportional to 171,206,521.88, 256,658,614.13 and 130,996,514.84 is: 196,379,107.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,206,521.88 : 256,658,614.13 = 130,996,514.84 : x
  2. Step 2: Convert to fraction form
    171,206,521.88/256,658,614.13 = 130,996,514.84/x
  3. Step 3: Cross multiply
    171,206,521.88x = 256,658,614.13 × 130,996,514.84
  4. Step 4: Simplify right side
    171,206,521.88x = 33,621,383,952,756,100
  5. Step 5: Solve for x
    x = 33,621,383,952,756,100/171,206,521.88
  6. Step 6: Final answer
    x = 196,379,107.43

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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.