Home / 656,373,708.98-984,560,477.33-268,196,137.95

Finding the Fourth Proportional to 656,373,708.98, 984,560,477.33 and 268,196,137.95

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Solution

The fourth proportional to 656,373,708.98, 984,560,477.33 and 268,196,137.95 is: 402,294,171.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,373,708.98 : 984,560,477.33 = 268,196,137.95 : x
  2. Step 2: Convert to fraction form
    656,373,708.98/984,560,477.33 = 268,196,137.95/x
  3. Step 3: Cross multiply
    656,373,708.98x = 984,560,477.33 × 268,196,137.95
  4. Step 4: Simplify right side
    656,373,708.98x = 264,055,317,598,784,992
  5. Step 5: Solve for x
    x = 264,055,317,598,784,992/656,373,708.98
  6. Step 6: Final answer
    x = 402,294,171.73

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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.