Home / 419,906,083.60-629,859,125.40-377,579,760.40

Finding the Fourth Proportional to 419,906,083.60, 629,859,125.40 and 377,579,760.40

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Solution

The fourth proportional to 419,906,083.60, 629,859,125.40 and 377,579,760.40 is: 566,369,640.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,906,083.60 : 629,859,125.40 = 377,579,760.40 : x
  2. Step 2: Convert to fraction form
    419,906,083.60/629,859,125.40 = 377,579,760.40/x
  3. Step 3: Cross multiply
    419,906,083.60x = 629,859,125.40 × 377,579,760.40
  4. Step 4: Simplify right side
    419,906,083.60x = 237,822,057,654,285,536
  5. Step 5: Solve for x
    x = 237,822,057,654,285,536/419,906,083.60
  6. Step 6: Final answer
    x = 566,369,640.60

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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.