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Finding the Fourth Proportional to 363,956,337.80, 545,934,506.70 and 226,206,830.60

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Solution

The fourth proportional to 363,956,337.80, 545,934,506.70 and 226,206,830.60 is: 339,310,245.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,956,337.80 : 545,934,506.70 = 226,206,830.60 : x
  2. Step 2: Convert to fraction form
    363,956,337.80/545,934,506.70 = 226,206,830.60/x
  3. Step 3: Cross multiply
    363,956,337.80x = 545,934,506.70 × 226,206,830.60
  4. Step 4: Simplify right side
    363,956,337.80x = 123,494,114,475,781,472
  5. Step 5: Solve for x
    x = 123,494,114,475,781,472/363,956,337.80
  6. Step 6: Final answer
    x = 339,310,245.90

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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.