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Finding the Fourth Proportional to 386,182,272,002.20, 579,273,408,003.30 and 386,182,272,002.20

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Solution

The fourth proportional to 386,182,272,002.20, 579,273,408,003.30 and 386,182,272,002.20 is: 579,273,408,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,182,272,002.20 : 579,273,408,003.30 = 386,182,272,002.20 : x
  2. Step 2: Convert to fraction form
    386,182,272,002.20/579,273,408,003.30 = 386,182,272,002.20/x
  3. Step 3: Cross multiply
    386,182,272,002.20x = 579,273,408,003.30 × 386,182,272,002.20
  4. Step 4: Simplify right side
    386,182,272,002.20x = 223,705,120,813,171,815,219,200
  5. Step 5: Solve for x
    x = 223,705,120,813,171,815,219,200/386,182,272,002.20
  6. Step 6: Final answer
    x = 579,273,408,003.30

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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.