Home / 232,674,383.51-321,080,987.45-126,825,471.21

Finding the Fourth Proportional to 232,674,383.51, 321,080,987.45 and 126,825,471.21

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Solution

The fourth proportional to 232,674,383.51, 321,080,987.45 and 126,825,471.21 is: 175,013,883.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,674,383.51 : 321,080,987.45 = 126,825,471.21 : x
  2. Step 2: Convert to fraction form
    232,674,383.51/321,080,987.45 = 126,825,471.21/x
  3. Step 3: Cross multiply
    232,674,383.51x = 321,080,987.45 × 126,825,471.21
  4. Step 4: Simplify right side
    232,674,383.51x = 40,721,247,529,284,216
  5. Step 5: Solve for x
    x = 40,721,247,529,284,216/232,674,383.51
  6. Step 6: Final answer
    x = 175,013,883.85

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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.