Home / 205,121,248.82-283,067,193.44-112,301,732.06

Finding the Fourth Proportional to 205,121,248.82, 283,067,193.44 and 112,301,732.06

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Solution

The fourth proportional to 205,121,248.82, 283,067,193.44 and 112,301,732.06 is: 154,976,319.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,121,248.82 : 283,067,193.44 = 112,301,732.06 : x
  2. Step 2: Convert to fraction form
    205,121,248.82/283,067,193.44 = 112,301,732.06/x
  3. Step 3: Cross multiply
    205,121,248.82x = 283,067,193.44 × 112,301,732.06
  4. Step 4: Simplify right side
    205,121,248.82x = 31,788,936,112,675,072
  5. Step 5: Solve for x
    x = 31,788,936,112,675,072/205,121,248.82
  6. Step 6: Final answer
    x = 154,976,319.11

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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.