Home / 541,756,568,744.50-812,616,448,392.30-138,843,995,323.83

Finding the Fourth Proportional to 541,756,568,744.50, 812,616,448,392.30 and 138,843,995,323.83

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Solution

The fourth proportional to 541,756,568,744.50, 812,616,448,392.30 and 138,843,995,323.83 is: 208,261,276,133.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,756,568,744.50 : 812,616,448,392.30 = 138,843,995,323.83 : x
  2. Step 2: Convert to fraction form
    541,756,568,744.50/812,616,448,392.30 = 138,843,995,323.83/x
  3. Step 3: Cross multiply
    541,756,568,744.50x = 812,616,448,392.30 × 138,843,995,323.83
  4. Step 4: Simplify right side
    541,756,568,744.50x = 112,826,914,360,647,844,102,144
  5. Step 5: Solve for x
    x = 112,826,914,360,647,844,102,144/541,756,568,744.50
  6. Step 6: Final answer
    x = 208,261,276,133.89

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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.