Home / 204,542,439.20-282,266,696.40-111,722,919.20

Finding the Fourth Proportional to 204,542,439.20, 282,266,696.40 and 111,722,919.20

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Solution

The fourth proportional to 204,542,439.20, 282,266,696.40 and 111,722,919.20 is: 154,176,607.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,542,439.20 : 282,266,696.40 = 111,722,919.20 : x
  2. Step 2: Convert to fraction form
    204,542,439.20/282,266,696.40 = 111,722,919.20/x
  3. Step 3: Cross multiply
    204,542,439.20x = 282,266,696.40 × 111,722,919.20
  4. Step 4: Simplify right side
    204,542,439.20x = 31,535,659,314,748,128
  5. Step 5: Solve for x
    x = 31,535,659,314,748,128/204,542,439.20
  6. Step 6: Final answer
    x = 154,176,607.25

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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.