Home / 259,847,215.68-358,500,879.36-148,257,891.70

Finding the Fourth Proportional to 259,847,215.68, 358,500,879.36 and 148,257,891.70

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Solution

The fourth proportional to 259,847,215.68, 358,500,879.36 and 148,257,891.70 is: 204,545,522.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,847,215.68 : 358,500,879.36 = 148,257,891.70 : x
  2. Step 2: Convert to fraction form
    259,847,215.68/358,500,879.36 = 148,257,891.70/x
  3. Step 3: Cross multiply
    259,847,215.68x = 358,500,879.36 × 148,257,891.70
  4. Step 4: Simplify right side
    259,847,215.68x = 53,150,584,546,509,640
  5. Step 5: Solve for x
    x = 53,150,584,546,509,640/259,847,215.68
  6. Step 6: Final answer
    x = 204,545,522.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.