Home / 71,750,568,007.20-107,625,852,010.80-67,618,082,791.20

Finding the Fourth Proportional to 71,750,568,007.20, 107,625,852,010.80 and 67,618,082,791.20

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Solution

The fourth proportional to 71,750,568,007.20, 107,625,852,010.80 and 67,618,082,791.20 is: 101,427,124,186.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,750,568,007.20 : 107,625,852,010.80 = 67,618,082,791.20 : x
  2. Step 2: Convert to fraction form
    71,750,568,007.20/107,625,852,010.80 = 67,618,082,791.20/x
  3. Step 3: Cross multiply
    71,750,568,007.20x = 107,625,852,010.80 × 67,618,082,791.20
  4. Step 4: Simplify right side
    71,750,568,007.20x = 7,277,453,771,739,713,503,232
  5. Step 5: Solve for x
    x = 7,277,453,771,739,713,503,232/71,750,568,007.20
  6. Step 6: Final answer
    x = 101,427,124,186.80

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1.5x scale

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.