Home / 87,146,523.40-130,719,785.10-23,321,115.40

Finding the Fourth Proportional to 87,146,523.40, 130,719,785.10 and 23,321,115.40

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Solution

The fourth proportional to 87,146,523.40, 130,719,785.10 and 23,321,115.40 is: 34,981,673.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,146,523.40 : 130,719,785.10 = 23,321,115.40 : x
  2. Step 2: Convert to fraction form
    87,146,523.40/130,719,785.10 = 23,321,115.40/x
  3. Step 3: Cross multiply
    87,146,523.40x = 130,719,785.10 × 23,321,115.40
  4. Step 4: Simplify right side
    87,146,523.40x = 3,048,531,193,380,300
  5. Step 5: Solve for x
    x = 3,048,531,193,380,300/87,146,523.40
  6. Step 6: Final answer
    x = 34,981,673.10

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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.