Home / 171,396,785.68-236,561,894.76-101,820,820.24

Finding the Fourth Proportional to 171,396,785.68, 236,561,894.76 and 101,820,820.24

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Solution

The fourth proportional to 171,396,785.68, 236,561,894.76 and 101,820,820.24 is: 140,533,126.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,396,785.68 : 236,561,894.76 = 101,820,820.24 : x
  2. Step 2: Convert to fraction form
    171,396,785.68/236,561,894.76 = 101,820,820.24/x
  3. Step 3: Cross multiply
    171,396,785.68x = 236,561,894.76 × 101,820,820.24
  4. Step 4: Simplify right side
    171,396,785.68x = 24,086,926,161,991,756
  5. Step 5: Solve for x
    x = 24,086,926,161,991,756/171,396,785.68
  6. Step 6: Final answer
    x = 140,533,126.49

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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.