Home / 331,776,165.20-497,664,247.80-307,589,694.80

Finding the Fourth Proportional to 331,776,165.20, 497,664,247.80 and 307,589,694.80

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Solution

The fourth proportional to 331,776,165.20, 497,664,247.80 and 307,589,694.80 is: 461,384,542.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,776,165.20 : 497,664,247.80 = 307,589,694.80 : x
  2. Step 2: Convert to fraction form
    331,776,165.20/497,664,247.80 = 307,589,694.80/x
  3. Step 3: Cross multiply
    331,776,165.20x = 497,664,247.80 × 307,589,694.80
  4. Step 4: Simplify right side
    331,776,165.20x = 153,076,394,093,673,568
  5. Step 5: Solve for x
    x = 153,076,394,093,673,568/331,776,165.20
  6. Step 6: Final answer
    x = 461,384,542.20

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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.