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Finding the Third Proportional to 85,109,320 and 134,789,226

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Solution

The third proportional to 85,109,320 and 134,789,226 is: 213,468,224.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,109,320 : 134,789,226 = 134,789,226 : x
  2. Step 2: Convert to fraction form
    85,109,320/134,789,226 = 134,789,226/x
  3. Step 3: Cross multiply
    85,109,320x = 134,789,226 × 134,789,226
  4. Step 4: Simplify right side
    85,109,320x = 18,168,135,445,679,076
  5. Step 5: Solve for x
    x = 18,168,135,445,679,076/85,109,320
  6. Step 6: Final answer
    x = 213,468,224.70

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.