Home / 146,276,469.80-219,414,704.70-130,404,098.60

Finding the Fourth Proportional to 146,276,469.80, 219,414,704.70 and 130,404,098.60

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Solution

The fourth proportional to 146,276,469.80, 219,414,704.70 and 130,404,098.60 is: 195,606,147.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,276,469.80 : 219,414,704.70 = 130,404,098.60 : x
  2. Step 2: Convert to fraction form
    146,276,469.80/219,414,704.70 = 130,404,098.60/x
  3. Step 3: Cross multiply
    146,276,469.80x = 219,414,704.70 × 130,404,098.60
  4. Step 4: Simplify right side
    146,276,469.80x = 28,612,576,785,988,680
  5. Step 5: Solve for x
    x = 28,612,576,785,988,680/146,276,469.80
  6. Step 6: Final answer
    x = 195,606,147.90

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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.