Home / 331,776,344.40-497,664,516.60-228,311,998.80

Finding the Fourth Proportional to 331,776,344.40, 497,664,516.60 and 228,311,998.80

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Solution

The fourth proportional to 331,776,344.40, 497,664,516.60 and 228,311,998.80 is: 342,467,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,776,344.40 : 497,664,516.60 = 228,311,998.80 : x
  2. Step 2: Convert to fraction form
    331,776,344.40/497,664,516.60 = 228,311,998.80/x
  3. Step 3: Cross multiply
    331,776,344.40x = 497,664,516.60 × 228,311,998.80
  4. Step 4: Simplify right side
    331,776,344.40x = 113,622,780,516,781,792
  5. Step 5: Solve for x
    x = 113,622,780,516,781,792/331,776,344.40
  6. Step 6: Final answer
    x = 342,467,998.20

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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.