Home / 331,857,007.20-497,785,510.80-228,544,876.80

Finding the Fourth Proportional to 331,857,007.20, 497,785,510.80 and 228,544,876.80

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Solution

The fourth proportional to 331,857,007.20, 497,785,510.80 and 228,544,876.80 is: 342,817,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,857,007.20 : 497,785,510.80 = 228,544,876.80 : x
  2. Step 2: Convert to fraction form
    331,857,007.20/497,785,510.80 = 228,544,876.80/x
  3. Step 3: Cross multiply
    331,857,007.20x = 497,785,510.80 × 228,544,876.80
  4. Step 4: Simplify right side
    331,857,007.20x = 113,766,328,238,611,072
  5. Step 5: Solve for x
    x = 113,766,328,238,611,072/331,857,007.20
  6. Step 6: Final answer
    x = 342,817,315.20

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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.