Home / 928,398,683,904.25-1,393,234,145,062.90-324,023,889,190.75

Finding the Fourth Proportional to 928,398,683,904.25, 1,393,234,145,062.90 and 324,023,889,190.75

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Solution

The fourth proportional to 928,398,683,904.25, 1,393,234,145,062.90 and 324,023,889,190.75 is: 486,257,848,124.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,398,683,904.25 : 1,393,234,145,062.90 = 324,023,889,190.75 : x
  2. Step 2: Convert to fraction form
    928,398,683,904.25/1,393,234,145,062.90 = 324,023,889,190.75/x
  3. Step 3: Cross multiply
    928,398,683,904.25x = 1,393,234,145,062.90 × 324,023,889,190.75
  4. Step 4: Simplify right side
    928,398,683,904.25x = 451,441,146,236,630,412,034,048
  5. Step 5: Solve for x
    x = 451,441,146,236,630,412,034,048/928,398,683,904.25
  6. Step 6: Final answer
    x = 486,257,848,124.21

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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.