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Finding the Third Proportional to 98,425,530 and 215,388,051.75

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Solution

The third proportional to 98,425,530 and 215,388,051.75 is: 471,341,255.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,425,530 : 215,388,051.75 = 215,388,051.75 : x
  2. Step 2: Convert to fraction form
    98,425,530/215,388,051.75 = 215,388,051.75/x
  3. Step 3: Cross multiply
    98,425,530x = 215,388,051.75 × 215,388,051.75
  4. Step 4: Simplify right side
    98,425,530x = 46,392,012,836,660,680
  5. Step 5: Solve for x
    x = 46,392,012,836,660,680/98,425,530
  6. Step 6: Final answer
    x = 471,341,255.02

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.