Home / 226,654,964.40-339,982,446.60-208,515,111.60

Finding the Fourth Proportional to 226,654,964.40, 339,982,446.60 and 208,515,111.60

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Solution

The fourth proportional to 226,654,964.40, 339,982,446.60 and 208,515,111.60 is: 312,772,667.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,654,964.40 : 339,982,446.60 = 208,515,111.60 : x
  2. Step 2: Convert to fraction form
    226,654,964.40/339,982,446.60 = 208,515,111.60/x
  3. Step 3: Cross multiply
    226,654,964.40x = 339,982,446.60 × 208,515,111.60
  4. Step 4: Simplify right side
    226,654,964.40x = 70,891,477,794,840,040
  5. Step 5: Solve for x
    x = 70,891,477,794,840,040/226,654,964.40
  6. Step 6: Final answer
    x = 312,772,667.40

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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.