Home / 809,027,999.30-1,213,541,998.96-809,027,999.30

Finding the Fourth Proportional to 809,027,999.30, 1,213,541,998.96 and 809,027,999.30

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Solution

The fourth proportional to 809,027,999.30, 1,213,541,998.96 and 809,027,999.30 is: 1,213,541,998.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,027,999.30 : 1,213,541,998.96 = 809,027,999.30 : x
  2. Step 2: Convert to fraction form
    809,027,999.30/1,213,541,998.96 = 809,027,999.30/x
  3. Step 3: Cross multiply
    809,027,999.30x = 1,213,541,998.96 × 809,027,999.30
  4. Step 4: Simplify right side
    809,027,999.30x = 981,789,455,485,131,392
  5. Step 5: Solve for x
    x = 981,789,455,485,131,392/809,027,999.30
  6. Step 6: Final answer
    x = 1,213,541,998.96

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1.5x scale

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.