Home / 165,080,086.10-247,620,129.15-162,529,169.30

Finding the Fourth Proportional to 165,080,086.10, 247,620,129.15 and 162,529,169.30

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Solution

The fourth proportional to 165,080,086.10, 247,620,129.15 and 162,529,169.30 is: 243,793,753.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,080,086.10 : 247,620,129.15 = 162,529,169.30 : x
  2. Step 2: Convert to fraction form
    165,080,086.10/247,620,129.15 = 162,529,169.30/x
  3. Step 3: Cross multiply
    165,080,086.10x = 247,620,129.15 × 162,529,169.30
  4. Step 4: Simplify right side
    165,080,086.10x = 40,245,493,892,708,216
  5. Step 5: Solve for x
    x = 40,245,493,892,708,216/165,080,086.10
  6. Step 6: Final answer
    x = 243,793,753.95

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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.