Home / 298,452,949,647.80-447,223,879,546.56-177,202,738,486.22

Finding the Fourth Proportional to 298,452,949,647.80, 447,223,879,546.56 and 177,202,738,486.22

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Solution

The fourth proportional to 298,452,949,647.80, 447,223,879,546.56 and 177,202,738,486.22 is: 265,533,633,578.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,452,949,647.80 : 447,223,879,546.56 = 177,202,738,486.22 : x
  2. Step 2: Convert to fraction form
    298,452,949,647.80/447,223,879,546.56 = 177,202,738,486.22/x
  3. Step 3: Cross multiply
    298,452,949,647.80x = 447,223,879,546.56 × 177,202,738,486.22
  4. Step 4: Simplify right side
    298,452,949,647.80x = 79,249,296,172,081,821,515,776
  5. Step 5: Solve for x
    x = 79,249,296,172,081,821,515,776/298,452,949,647.80
  6. Step 6: Final answer
    x = 265,533,633,578.10

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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.