Home / 1,193,662,087.26-1,647,215,049.91-685,108,507.41

Finding the Fourth Proportional to 1,193,662,087.26, 1,647,215,049.91 and 685,108,507.41

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Solution

The fourth proportional to 1,193,662,087.26, 1,647,215,049.91 and 685,108,507.41 is: 945,427,568.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,662,087.26 : 1,647,215,049.91 = 685,108,507.41 : x
  2. Step 2: Convert to fraction form
    1,193,662,087.26/1,647,215,049.91 = 685,108,507.41/x
  3. Step 3: Cross multiply
    1,193,662,087.26x = 1,647,215,049.91 × 685,108,507.41
  4. Step 4: Simplify right side
    1,193,662,087.26x = 1,128,521,044,227,128,704
  5. Step 5: Solve for x
    x = 1,128,521,044,227,128,704/1,193,662,087.26
  6. Step 6: Final answer
    x = 945,427,568.05

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1.5x scale

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.