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Finding the Fourth Proportional to 122,426,793.90, 183,640,190.85 and 122,426,793.90

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Solution

The fourth proportional to 122,426,793.90, 183,640,190.85 and 122,426,793.90 is: 183,640,190.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,426,793.90 : 183,640,190.85 = 122,426,793.90 : x
  2. Step 2: Convert to fraction form
    122,426,793.90/183,640,190.85 = 122,426,793.90/x
  3. Step 3: Cross multiply
    122,426,793.90x = 183,640,190.85 × 122,426,793.90
  4. Step 4: Simplify right side
    122,426,793.90x = 22,482,479,796,949,616
  5. Step 5: Solve for x
    x = 22,482,479,796,949,616/122,426,793.90
  6. Step 6: Final answer
    x = 183,640,190.85

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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.