Home / 449,378,120,265.09-673,999,073,121.05-122,303,778,227.46

Finding the Fourth Proportional to 449,378,120,265.09, 673,999,073,121.05 and 122,303,778,227.46

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Solution

The fourth proportional to 449,378,120,265.09, 673,999,073,121.05 and 122,303,778,227.46 is: 183,437,131,108.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,378,120,265.09 : 673,999,073,121.05 = 122,303,778,227.46 : x
  2. Step 2: Convert to fraction form
    449,378,120,265.09/673,999,073,121.05 = 122,303,778,227.46/x
  3. Step 3: Cross multiply
    449,378,120,265.09x = 673,999,073,121.05 × 122,303,778,227.46
  4. Step 4: Simplify right side
    449,378,120,265.09x = 82,432,633,164,510,504,419,328
  5. Step 5: Solve for x
    x = 82,432,633,164,510,504,419,328/449,378,120,265.09
  6. Step 6: Final answer
    x = 183,437,131,108.84

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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.