Home / 363,695,202.20-545,542,803.30-159,621,858.20

Finding the Fourth Proportional to 363,695,202.20, 545,542,803.30 and 159,621,858.20

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Solution

The fourth proportional to 363,695,202.20, 545,542,803.30 and 159,621,858.20 is: 239,432,787.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,695,202.20 : 545,542,803.30 = 159,621,858.20 : x
  2. Step 2: Convert to fraction form
    363,695,202.20/545,542,803.30 = 159,621,858.20/x
  3. Step 3: Cross multiply
    363,695,202.20x = 545,542,803.30 × 159,621,858.20
  4. Step 4: Simplify right side
    363,695,202.20x = 87,080,555,990,383,072
  5. Step 5: Solve for x
    x = 87,080,555,990,383,072/363,695,202.20
  6. Step 6: Final answer
    x = 239,432,787.30

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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.