Home / 200,809,974.40-301,414,027.20-98,689,321.60

Finding the Fourth Proportional to 200,809,974.40, 301,414,027.20 and 98,689,321.60

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Solution

The fourth proportional to 200,809,974.40, 301,414,027.20 and 98,689,321.60 is: 148,131,814.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,809,974.40 : 301,414,027.20 = 98,689,321.60 : x
  2. Step 2: Convert to fraction form
    200,809,974.40/301,414,027.20 = 98,689,321.60/x
  3. Step 3: Cross multiply
    200,809,974.40x = 301,414,027.20 × 98,689,321.60
  4. Step 4: Simplify right side
    200,809,974.40x = 29,746,345,865,091,944
  5. Step 5: Solve for x
    x = 29,746,345,865,091,944/200,809,974.40
  6. Step 6: Final answer
    x = 148,131,814.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.