Home / 351,653,404.80-527,480,107.20-179,660,726.40

Finding the Fourth Proportional to 351,653,404.80, 527,480,107.20 and 179,660,726.40

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Solution

The fourth proportional to 351,653,404.80, 527,480,107.20 and 179,660,726.40 is: 269,491,089.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,653,404.80 : 527,480,107.20 = 179,660,726.40 : x
  2. Step 2: Convert to fraction form
    351,653,404.80/527,480,107.20 = 179,660,726.40/x
  3. Step 3: Cross multiply
    351,653,404.80x = 527,480,107.20 × 179,660,726.40
  4. Step 4: Simplify right side
    351,653,404.80x = 94,767,459,221,101,872
  5. Step 5: Solve for x
    x = 94,767,459,221,101,872/351,653,404.80
  6. Step 6: Final answer
    x = 269,491,089.60

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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.