Home / 541,396,088.20-812,094,132.30-132,452,238.70

Finding the Fourth Proportional to 541,396,088.20, 812,094,132.30 and 132,452,238.70

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Solution

The fourth proportional to 541,396,088.20, 812,094,132.30 and 132,452,238.70 is: 198,678,358.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,396,088.20 : 812,094,132.30 = 132,452,238.70 : x
  2. Step 2: Convert to fraction form
    541,396,088.20/812,094,132.30 = 132,452,238.70/x
  3. Step 3: Cross multiply
    541,396,088.20x = 812,094,132.30 × 132,452,238.70
  4. Step 4: Simplify right side
    541,396,088.20x = 107,563,685,858,268,976
  5. Step 5: Solve for x
    x = 107,563,685,858,268,976/541,396,088.20
  6. Step 6: Final answer
    x = 198,678,358.05

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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.