Home / 550,162,188,012.40-825,620,241,537.85-192,014,161,515.30

Finding the Fourth Proportional to 550,162,188,012.40, 825,620,241,537.85 and 192,014,161,515.30

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Solution

The fourth proportional to 550,162,188,012.40, 825,620,241,537.85 and 192,014,161,515.30 is: 288,152,806,323.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,162,188,012.40 : 825,620,241,537.85 = 192,014,161,515.30 : x
  2. Step 2: Convert to fraction form
    550,162,188,012.40/825,620,241,537.85 = 192,014,161,515.30/x
  3. Step 3: Cross multiply
    550,162,188,012.40x = 825,620,241,537.85 × 192,014,161,515.30
  4. Step 4: Simplify right side
    550,162,188,012.40x = 158,530,778,408,949,722,906,624
  5. Step 5: Solve for x
    x = 158,530,778,408,949,722,906,624/550,162,188,012.40
  6. Step 6: Final answer
    x = 288,152,806,323.68

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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.