Home / 481,197,189.80-721,951,231.53-222,582,056.24

Finding the Fourth Proportional to 481,197,189.80, 721,951,231.53 and 222,582,056.24

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Solution

The fourth proportional to 481,197,189.80, 721,951,231.53 and 222,582,056.24 is: 333,944,987.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,197,189.80 : 721,951,231.53 = 222,582,056.24 : x
  2. Step 2: Convert to fraction form
    481,197,189.80/721,951,231.53 = 222,582,056.24/x
  3. Step 3: Cross multiply
    481,197,189.80x = 721,951,231.53 × 222,582,056.24
  4. Step 4: Simplify right side
    481,197,189.80x = 160,693,389,618,947,712
  5. Step 5: Solve for x
    x = 160,693,389,618,947,712/481,197,189.80
  6. Step 6: Final answer
    x = 333,944,987.68

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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.