Home / 481,197,189.30-721,951,230.78-222,582,055.74

Finding the Fourth Proportional to 481,197,189.30, 721,951,230.78 and 222,582,055.74

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Solution

The fourth proportional to 481,197,189.30, 721,951,230.78 and 222,582,055.74 is: 333,944,986.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,197,189.30 : 721,951,230.78 = 222,582,055.74 : x
  2. Step 2: Convert to fraction form
    481,197,189.30/721,951,230.78 = 222,582,055.74/x
  3. Step 3: Cross multiply
    481,197,189.30x = 721,951,230.78 × 222,582,055.74
  4. Step 4: Simplify right side
    481,197,189.30x = 160,693,389,091,035,552
  5. Step 5: Solve for x
    x = 160,693,389,091,035,552/481,197,189.30
  6. Step 6: Final answer
    x = 333,944,986.93

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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.