Home / 419,914,512.20-629,871,768.30-132,700,176.20

Finding the Fourth Proportional to 419,914,512.20, 629,871,768.30 and 132,700,176.20

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Solution

The fourth proportional to 419,914,512.20, 629,871,768.30 and 132,700,176.20 is: 199,050,264.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,914,512.20 : 629,871,768.30 = 132,700,176.20 : x
  2. Step 2: Convert to fraction form
    419,914,512.20/629,871,768.30 = 132,700,176.20/x
  3. Step 3: Cross multiply
    419,914,512.20x = 629,871,768.30 × 132,700,176.20
  4. Step 4: Simplify right side
    419,914,512.20x = 83,584,094,636,815,568
  5. Step 5: Solve for x
    x = 83,584,094,636,815,568/419,914,512.20
  6. Step 6: Final answer
    x = 199,050,264.30

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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.