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Finding the Third Proportional to 89,064,516 and 196,246,120

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Solution

The third proportional to 89,064,516 and 196,246,120 is: 432,411,709.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,064,516 : 196,246,120 = 196,246,120 : x
  2. Step 2: Convert to fraction form
    89,064,516/196,246,120 = 196,246,120/x
  3. Step 3: Cross multiply
    89,064,516x = 196,246,120 × 196,246,120
  4. Step 4: Simplify right side
    89,064,516x = 38,512,539,615,054,400
  5. Step 5: Solve for x
    x = 38,512,539,615,054,400/89,064,516
  6. Step 6: Final answer
    x = 432,411,709.45

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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.