Home / 205,027,711.20-307,093,669.20-159,230,181.60

Finding the Fourth Proportional to 205,027,711.20, 307,093,669.20 and 159,230,181.60

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Solution

The fourth proportional to 205,027,711.20, 307,093,669.20 and 159,230,181.60 is: 238,497,422.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,027,711.20 : 307,093,669.20 = 159,230,181.60 : x
  2. Step 2: Convert to fraction form
    205,027,711.20/307,093,669.20 = 159,230,181.60/x
  3. Step 3: Cross multiply
    205,027,711.20x = 307,093,669.20 × 159,230,181.60
  4. Step 4: Simplify right side
    205,027,711.20x = 48,898,580,714,926,320
  5. Step 5: Solve for x
    x = 48,898,580,714,926,320/205,027,711.20
  6. Step 6: Final answer
    x = 238,497,422.76

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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.