Home / 344,694,920.80-517,042,381.20-163,296,392.80

Finding the Fourth Proportional to 344,694,920.80, 517,042,381.20 and 163,296,392.80

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Solution

The fourth proportional to 344,694,920.80, 517,042,381.20 and 163,296,392.80 is: 244,944,589.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,694,920.80 : 517,042,381.20 = 163,296,392.80 : x
  2. Step 2: Convert to fraction form
    344,694,920.80/517,042,381.20 = 163,296,392.80/x
  3. Step 3: Cross multiply
    344,694,920.80x = 517,042,381.20 × 163,296,392.80
  4. Step 4: Simplify right side
    344,694,920.80x = 84,431,155,774,682,544
  5. Step 5: Solve for x
    x = 84,431,155,774,682,544/344,694,920.80
  6. Step 6: Final answer
    x = 244,944,589.20

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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.