Home / 846,401,794.95-1,269,099,737.23-321,809,297.12

Finding the Fourth Proportional to 846,401,794.95, 1,269,099,737.23 and 321,809,297.12

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Solution

The fourth proportional to 846,401,794.95, 1,269,099,737.23 and 321,809,297.12 is: 482,522,717.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,401,794.95 : 1,269,099,737.23 = 321,809,297.12 : x
  2. Step 2: Convert to fraction form
    846,401,794.95/1,269,099,737.23 = 321,809,297.12/x
  3. Step 3: Cross multiply
    846,401,794.95x = 1,269,099,737.23 × 321,809,297.12
  4. Step 4: Simplify right side
    846,401,794.95x = 408,408,094,413,163,008
  5. Step 5: Solve for x
    x = 408,408,094,413,163,008/846,401,794.95
  6. Step 6: Final answer
    x = 482,522,717.76

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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.