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Finding the Third Proportional to 85,587,064 and 166,885,656

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Solution

The third proportional to 85,587,064 and 166,885,656 is: 325,409,248.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,587,064 : 166,885,656 = 166,885,656 : x
  2. Step 2: Convert to fraction form
    85,587,064/166,885,656 = 166,885,656/x
  3. Step 3: Cross multiply
    85,587,064x = 166,885,656 × 166,885,656
  4. Step 4: Simplify right side
    85,587,064x = 27,850,822,178,550,336
  5. Step 5: Solve for x
    x = 27,850,822,178,550,336/85,587,064
  6. Step 6: Final answer
    x = 325,409,248.51

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.