Home / 201,276,651.60-301,914,977.40-200,001,193.20

Finding the Fourth Proportional to 201,276,651.60, 301,914,977.40 and 200,001,193.20

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Solution

The fourth proportional to 201,276,651.60, 301,914,977.40 and 200,001,193.20 is: 300,001,789.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,276,651.60 : 301,914,977.40 = 200,001,193.20 : x
  2. Step 2: Convert to fraction form
    201,276,651.60/301,914,977.40 = 200,001,193.20/x
  3. Step 3: Cross multiply
    201,276,651.60x = 301,914,977.40 × 200,001,193.20
  4. Step 4: Simplify right side
    201,276,651.60x = 60,383,355,724,951,024
  5. Step 5: Solve for x
    x = 60,383,355,724,951,024/201,276,651.60
  6. Step 6: Final answer
    x = 300,001,789.80

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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.