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Finding the Fourth Proportional to 277,737,404.52, 416,675,379.26 and 196,015,914.12

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Solution

The fourth proportional to 277,737,404.52, 416,675,379.26 and 196,015,914.12 is: 294,072,760.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,737,404.52 : 416,675,379.26 = 196,015,914.12 : x
  2. Step 2: Convert to fraction form
    277,737,404.52/416,675,379.26 = 196,015,914.12/x
  3. Step 3: Cross multiply
    277,737,404.52x = 416,675,379.26 × 196,015,914.12
  4. Step 4: Simplify right side
    277,737,404.52x = 81,675,005,356,946,592
  5. Step 5: Solve for x
    x = 81,675,005,356,946,592/277,737,404.52
  6. Step 6: Final answer
    x = 294,072,760.92

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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.