Home / 221,310,744.14-331,982,059.44-84,996,127.64

Finding the Fourth Proportional to 221,310,744.14, 331,982,059.44 and 84,996,127.64

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Solution

The fourth proportional to 221,310,744.14, 331,982,059.44 and 84,996,127.64 is: 127,500,314.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,310,744.14 : 331,982,059.44 = 84,996,127.64 : x
  2. Step 2: Convert to fraction form
    221,310,744.14/331,982,059.44 = 84,996,127.64/x
  3. Step 3: Cross multiply
    221,310,744.14x = 331,982,059.44 × 84,996,127.64
  4. Step 4: Simplify right side
    221,310,744.14x = 28,217,189,496,692,400
  5. Step 5: Solve for x
    x = 28,217,189,496,692,400/221,310,744.14
  6. Step 6: Final answer
    x = 127,500,314.58

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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.