Home / 236,198,169.78-325,953,677.28-131,776,257.18

Finding the Fourth Proportional to 236,198,169.78, 325,953,677.28 and 131,776,257.18

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Solution

The fourth proportional to 236,198,169.78, 325,953,677.28 and 131,776,257.18 is: 181,851,348.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,198,169.78 : 325,953,677.28 = 131,776,257.18 : x
  2. Step 2: Convert to fraction form
    236,198,169.78/325,953,677.28 = 131,776,257.18/x
  3. Step 3: Cross multiply
    236,198,169.78x = 325,953,677.28 × 131,776,257.18
  4. Step 4: Simplify right side
    236,198,169.78x = 42,952,955,606,016,000
  5. Step 5: Solve for x
    x = 42,952,955,606,016,000/236,198,169.78
  6. Step 6: Final answer
    x = 181,851,348.15

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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.