Home / 204,613,691.82-282,363,558.03-111,792,201.90

Finding the Fourth Proportional to 204,613,691.82, 282,363,558.03 and 111,792,201.90

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Solution

The fourth proportional to 204,613,691.82, 282,363,558.03 and 111,792,201.90 is: 154,271,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,613,691.82 : 282,363,558.03 = 111,792,201.90 : x
  2. Step 2: Convert to fraction form
    204,613,691.82/282,363,558.03 = 111,792,201.90/x
  3. Step 3: Cross multiply
    204,613,691.82x = 282,363,558.03 × 111,792,201.90
  4. Step 4: Simplify right side
    204,613,691.82x = 31,566,043,888,492,124
  5. Step 5: Solve for x
    x = 31,566,043,888,492,124/204,613,691.82
  6. Step 6: Final answer
    x = 154,271,415.60

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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.