Home / 325,344,573.70-488,016,860.55-109,930,711.30

Finding the Fourth Proportional to 325,344,573.70, 488,016,860.55 and 109,930,711.30

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Solution

The fourth proportional to 325,344,573.70, 488,016,860.55 and 109,930,711.30 is: 164,896,066.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,344,573.70 : 488,016,860.55 = 109,930,711.30 : x
  2. Step 2: Convert to fraction form
    325,344,573.70/488,016,860.55 = 109,930,711.30/x
  3. Step 3: Cross multiply
    325,344,573.70x = 488,016,860.55 × 109,930,711.30
  4. Step 4: Simplify right side
    325,344,573.70x = 53,648,040,606,654,408
  5. Step 5: Solve for x
    x = 53,648,040,606,654,408/325,344,573.70
  6. Step 6: Final answer
    x = 164,896,066.95

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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.