Home / 664,019,217.53-996,244,329.18-197,684,675.14

Finding the Fourth Proportional to 664,019,217.53, 996,244,329.18 and 197,684,675.14

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Solution

The fourth proportional to 664,019,217.53, 996,244,329.18 and 197,684,675.14 is: 296,591,169.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,019,217.53 : 996,244,329.18 = 197,684,675.14 : x
  2. Step 2: Convert to fraction form
    664,019,217.53/996,244,329.18 = 197,684,675.14/x
  3. Step 3: Cross multiply
    664,019,217.53x = 996,244,329.18 × 197,684,675.14
  4. Step 4: Simplify right side
    664,019,217.53x = 196,942,236,574,139,168
  5. Step 5: Solve for x
    x = 196,942,236,574,139,168/664,019,217.53
  6. Step 6: Final answer
    x = 296,591,169.91

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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.