Home / 352,272,046.20-528,408,069.30-122,217,142.20

Finding the Fourth Proportional to 352,272,046.20, 528,408,069.30 and 122,217,142.20

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Solution

The fourth proportional to 352,272,046.20, 528,408,069.30 and 122,217,142.20 is: 183,325,713.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,272,046.20 : 528,408,069.30 = 122,217,142.20 : x
  2. Step 2: Convert to fraction form
    352,272,046.20/528,408,069.30 = 122,217,142.20/x
  3. Step 3: Cross multiply
    352,272,046.20x = 528,408,069.30 × 122,217,142.20
  4. Step 4: Simplify right side
    352,272,046.20x = 64,580,524,145,265,560
  5. Step 5: Solve for x
    x = 64,580,524,145,265,560/352,272,046.20
  6. Step 6: Final answer
    x = 183,325,713.30

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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.