Home / 200,606,458,933.32-276,828,558,116.94-109,155,368,893.56

Finding the Fourth Proportional to 200,606,458,933.32, 276,828,558,116.94 and 109,155,368,893.56

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Solution

The fourth proportional to 200,606,458,933.32, 276,828,558,116.94 and 109,155,368,893.56 is: 150,629,862,778.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,606,458,933.32 : 276,828,558,116.94 = 109,155,368,893.56 : x
  2. Step 2: Convert to fraction form
    200,606,458,933.32/276,828,558,116.94 = 109,155,368,893.56/x
  3. Step 3: Cross multiply
    200,606,458,933.32x = 276,828,558,116.94 × 109,155,368,893.56
  4. Step 4: Simplify right side
    200,606,458,933.32x = 30,217,323,381,526,898,933,760
  5. Step 5: Solve for x
    x = 30,217,323,381,526,898,933,760/200,606,458,933.32
  6. Step 6: Final answer
    x = 150,629,862,778.10

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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.