Home / 108,620,998.20-162,931,497.30-40,454,832.60

Finding the Fourth Proportional to 108,620,998.20, 162,931,497.30 and 40,454,832.60

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Solution

The fourth proportional to 108,620,998.20, 162,931,497.30 and 40,454,832.60 is: 60,682,248.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,620,998.20 : 162,931,497.30 = 40,454,832.60 : x
  2. Step 2: Convert to fraction form
    108,620,998.20/162,931,497.30 = 40,454,832.60/x
  3. Step 3: Cross multiply
    108,620,998.20x = 162,931,497.30 × 40,454,832.60
  4. Step 4: Simplify right side
    108,620,998.20x = 6,591,366,448,538,853
  5. Step 5: Solve for x
    x = 6,591,366,448,538,853/108,620,998.20
  6. Step 6: Final answer
    x = 60,682,248.90

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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.