Home / 585,054,022.50-877,568,738.64-142,399,171.86

Finding the Fourth Proportional to 585,054,022.50, 877,568,738.64 and 142,399,171.86

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Solution

The fourth proportional to 585,054,022.50, 877,568,738.64 and 142,399,171.86 is: 213,595,765.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,054,022.50 : 877,568,738.64 = 142,399,171.86 : x
  2. Step 2: Convert to fraction form
    585,054,022.50/877,568,738.64 = 142,399,171.86/x
  3. Step 3: Cross multiply
    585,054,022.50x = 877,568,738.64 × 142,399,171.86
  4. Step 4: Simplify right side
    585,054,022.50x = 124,965,061,632,560,800
  5. Step 5: Solve for x
    x = 124,965,061,632,560,800/585,054,022.50
  6. Step 6: Final answer
    x = 213,595,765.22

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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.