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Finding the Third Proportional to 89,064,509 and 196,246,108

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Solution

The third proportional to 89,064,509 and 196,246,108 is: 432,411,690.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,064,509 : 196,246,108 = 196,246,108 : x
  2. Step 2: Convert to fraction form
    89,064,509/196,246,108 = 196,246,108/x
  3. Step 3: Cross multiply
    89,064,509x = 196,246,108 × 196,246,108
  4. Step 4: Simplify right side
    89,064,509x = 38,512,534,905,147,664
  5. Step 5: Solve for x
    x = 38,512,534,905,147,664/89,064,509
  6. Step 6: Final answer
    x = 432,411,690.56

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.