Home / 141,533,682,894.72-212,330,340,712.24-45,912,235,318.73

Finding the Fourth Proportional to 141,533,682,894.72, 212,330,340,712.24 and 45,912,235,318.73

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Solution

The fourth proportional to 141,533,682,894.72, 212,330,340,712.24 and 45,912,235,318.73 is: 68,878,025,136.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,533,682,894.72 : 212,330,340,712.24 = 45,912,235,318.73 : x
  2. Step 2: Convert to fraction form
    141,533,682,894.72/212,330,340,712.24 = 45,912,235,318.73/x
  3. Step 3: Cross multiply
    141,533,682,894.72x = 212,330,340,712.24 × 45,912,235,318.73
  4. Step 4: Simplify right side
    141,533,682,894.72x = 9,748,560,568,085,628,583,936
  5. Step 5: Solve for x
    x = 9,748,560,568,085,628,583,936/141,533,682,894.72
  6. Step 6: Final answer
    x = 68,878,025,136.51

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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.