Home / 130,380,198,207.30-195,570,297,310.95-130,380,198,207.30

Finding the Fourth Proportional to 130,380,198,207.30, 195,570,297,310.95 and 130,380,198,207.30

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Solution

The fourth proportional to 130,380,198,207.30, 195,570,297,310.95 and 130,380,198,207.30 is: 195,570,297,310.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,380,198,207.30 : 195,570,297,310.95 = 130,380,198,207.30 : x
  2. Step 2: Convert to fraction form
    130,380,198,207.30/195,570,297,310.95 = 130,380,198,207.30/x
  3. Step 3: Cross multiply
    130,380,198,207.30x = 195,570,297,310.95 × 130,380,198,207.30
  4. Step 4: Simplify right side
    130,380,198,207.30x = 25,498,494,126,862,253,424,640
  5. Step 5: Solve for x
    x = 25,498,494,126,862,253,424,640/130,380,198,207.30
  6. Step 6: Final answer
    x = 195,570,297,310.95

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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.