Home / 568,640,716.32-852,961,074.48-137,819,212.32

Finding the Fourth Proportional to 568,640,716.32, 852,961,074.48 and 137,819,212.32

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Solution

The fourth proportional to 568,640,716.32, 852,961,074.48 and 137,819,212.32 is: 206,728,818.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,640,716.32 : 852,961,074.48 = 137,819,212.32 : x
  2. Step 2: Convert to fraction form
    568,640,716.32/852,961,074.48 = 137,819,212.32/x
  3. Step 3: Cross multiply
    568,640,716.32x = 852,961,074.48 × 137,819,212.32
  4. Step 4: Simplify right side
    568,640,716.32x = 117,554,423,424,454,448
  5. Step 5: Solve for x
    x = 117,554,423,424,454,448/568,640,716.32
  6. Step 6: Final answer
    x = 206,728,818.48

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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.