Home / 200,196,618.80-276,274,185.89-115,422,060.51

Finding the Fourth Proportional to 200,196,618.80, 276,274,185.89 and 115,422,060.51

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Solution

The fourth proportional to 200,196,618.80, 276,274,185.89 and 115,422,060.51 is: 159,284,087.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,196,618.80 : 276,274,185.89 = 115,422,060.51 : x
  2. Step 2: Convert to fraction form
    200,196,618.80/276,274,185.89 = 115,422,060.51/x
  3. Step 3: Cross multiply
    200,196,618.80x = 276,274,185.89 × 115,422,060.51
  4. Step 4: Simplify right side
    200,196,618.80x = 31,888,135,800,569,460
  5. Step 5: Solve for x
    x = 31,888,135,800,569,460/200,196,618.80
  6. Step 6: Final answer
    x = 159,284,087.78

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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.