Home / 481,215,268.56-664,059,888.48-272,366,927.28

Finding the Fourth Proportional to 481,215,268.56, 664,059,888.48 and 272,366,927.28

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Solution

The fourth proportional to 481,215,268.56, 664,059,888.48 and 272,366,927.28 is: 375,856,634.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,215,268.56 : 664,059,888.48 = 272,366,927.28 : x
  2. Step 2: Convert to fraction form
    481,215,268.56/664,059,888.48 = 272,366,927.28/x
  3. Step 3: Cross multiply
    481,215,268.56x = 664,059,888.48 × 272,366,927.28
  4. Step 4: Simplify right side
    481,215,268.56x = 180,867,951,355,197,056
  5. Step 5: Solve for x
    x = 180,867,951,355,197,056/481,215,268.56
  6. Step 6: Final answer
    x = 375,856,634.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.