Home / 226,654,765.90-339,982,148.85-208,514,913.10

Finding the Fourth Proportional to 226,654,765.90, 339,982,148.85 and 208,514,913.10

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Solution

The fourth proportional to 226,654,765.90, 339,982,148.85 and 208,514,913.10 is: 312,772,369.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,654,765.90 : 339,982,148.85 = 208,514,913.10 : x
  2. Step 2: Convert to fraction form
    226,654,765.90/339,982,148.85 = 208,514,913.10/x
  3. Step 3: Cross multiply
    226,654,765.90x = 339,982,148.85 × 208,514,913.10
  4. Step 4: Simplify right side
    226,654,765.90x = 70,891,348,223,009,016
  5. Step 5: Solve for x
    x = 70,891,348,223,009,016/226,654,765.90
  6. Step 6: Final answer
    x = 312,772,369.65

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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.