Home / 481,197,162.32-721,951,189.86-222,582,028.58

Finding the Fourth Proportional to 481,197,162.32, 721,951,189.86 and 222,582,028.58

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Solution

The fourth proportional to 481,197,162.32, 721,951,189.86 and 222,582,028.58 is: 333,944,945.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,197,162.32 : 721,951,189.86 = 222,582,028.58 : x
  2. Step 2: Convert to fraction form
    481,197,162.32/721,951,189.86 = 222,582,028.58/x
  3. Step 3: Cross multiply
    481,197,162.32x = 721,951,189.86 × 222,582,028.58
  4. Step 4: Simplify right side
    481,197,162.32x = 160,693,360,374,783,552
  5. Step 5: Solve for x
    x = 160,693,360,374,783,552/481,197,162.32
  6. Step 6: Final answer
    x = 333,944,945.98

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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.