Home / 928,161,189,129.70-1,392,241,456,007.90-248,221,873,466.48

Finding the Fourth Proportional to 928,161,189,129.70, 1,392,241,456,007.90 and 248,221,873,466.48

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Solution

The fourth proportional to 928,161,189,129.70, 1,392,241,456,007.90 and 248,221,873,466.48 is: 372,332,722,565.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,161,189,129.70 : 1,392,241,456,007.90 = 248,221,873,466.48 : x
  2. Step 2: Convert to fraction form
    928,161,189,129.70/1,392,241,456,007.90 = 248,221,873,466.48/x
  3. Step 3: Cross multiply
    928,161,189,129.70x = 1,392,241,456,007.90 × 248,221,873,466.48
  4. Step 4: Simplify right side
    928,161,189,129.70x = 345,584,782,527,980,797,689,856
  5. Step 5: Solve for x
    x = 345,584,782,527,980,797,689,856/928,161,189,129.70
  6. Step 6: Final answer
    x = 372,332,722,565.16

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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.