Home / 141,617,028.78-212,463,344.85-50,749,803.18

Finding the Fourth Proportional to 141,617,028.78, 212,463,344.85 and 50,749,803.18

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Solution

The fourth proportional to 141,617,028.78, 212,463,344.85 and 50,749,803.18 is: 76,138,251.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,617,028.78 : 212,463,344.85 = 50,749,803.18 : x
  2. Step 2: Convert to fraction form
    141,617,028.78/212,463,344.85 = 50,749,803.18/x
  3. Step 3: Cross multiply
    141,617,028.78x = 212,463,344.85 × 50,749,803.18
  4. Step 4: Simplify right side
    141,617,028.78x = 10,782,472,934,101,966
  5. Step 5: Solve for x
    x = 10,782,472,934,101,966/141,617,028.78
  6. Step 6: Final answer
    x = 76,138,251.36

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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.