Home / 204,099,425.40-306,149,138.10-74,664,017.40

Finding the Fourth Proportional to 204,099,425.40, 306,149,138.10 and 74,664,017.40

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Solution

The fourth proportional to 204,099,425.40, 306,149,138.10 and 74,664,017.40 is: 111,996,026.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,099,425.40 : 306,149,138.10 = 74,664,017.40 : x
  2. Step 2: Convert to fraction form
    204,099,425.40/306,149,138.10 = 74,664,017.40/x
  3. Step 3: Cross multiply
    204,099,425.40x = 306,149,138.10 × 74,664,017.40
  4. Step 4: Simplify right side
    204,099,425.40x = 22,858,324,574,093,408
  5. Step 5: Solve for x
    x = 22,858,324,574,093,408/204,099,425.40
  6. Step 6: Final answer
    x = 111,996,026.10

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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.