Home / 304,514,132.08-420,229,842.60-165,284,856.40

Finding the Fourth Proportional to 304,514,132.08, 420,229,842.60 and 165,284,856.40

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Solution

The fourth proportional to 304,514,132.08, 420,229,842.60 and 165,284,856.40 is: 228,093,286.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,514,132.08 : 420,229,842.60 = 165,284,856.40 : x
  2. Step 2: Convert to fraction form
    304,514,132.08/420,229,842.60 = 165,284,856.40/x
  3. Step 3: Cross multiply
    304,514,132.08x = 420,229,842.60 × 165,284,856.40
  4. Step 4: Simplify right side
    304,514,132.08x = 69,457,629,189,135,608
  5. Step 5: Solve for x
    x = 69,457,629,189,135,608/304,514,132.08
  6. Step 6: Final answer
    x = 228,093,286.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.