Home / 204,801,511.70-282,653,735.19-115,511,784.23

Finding the Fourth Proportional to 204,801,511.70, 282,653,735.19 and 115,511,784.23

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Solution

The fourth proportional to 204,801,511.70, 282,653,735.19 and 115,511,784.23 is: 159,421,856.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,801,511.70 : 282,653,735.19 = 115,511,784.23 : x
  2. Step 2: Convert to fraction form
    204,801,511.70/282,653,735.19 = 115,511,784.23/x
  3. Step 3: Cross multiply
    204,801,511.70x = 282,653,735.19 × 115,511,784.23
  4. Step 4: Simplify right side
    204,801,511.70x = 32,649,837,271,777,472
  5. Step 5: Solve for x
    x = 32,649,837,271,777,472/204,801,511.70
  6. Step 6: Final answer
    x = 159,421,856.81

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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.