Home / 928,161,189,135.21-1,392,241,456,016.20-248,221,873,471.96

Finding the Fourth Proportional to 928,161,189,135.21, 1,392,241,456,016.20 and 248,221,873,471.96

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Solution

The fourth proportional to 928,161,189,135.21, 1,392,241,456,016.20 and 248,221,873,471.96 is: 372,332,722,573.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,161,189,135.21 : 1,392,241,456,016.20 = 248,221,873,471.96 : x
  2. Step 2: Convert to fraction form
    928,161,189,135.21/1,392,241,456,016.20 = 248,221,873,471.96/x
  3. Step 3: Cross multiply
    928,161,189,135.21x = 1,392,241,456,016.20 × 248,221,873,471.96
  4. Step 4: Simplify right side
    928,161,189,135.21x = 345,584,782,537,670,512,345,088
  5. Step 5: Solve for x
    x = 345,584,782,537,670,512,345,088/928,161,189,135.21
  6. Step 6: Final answer
    x = 372,332,722,573.39

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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.