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Finding the Third Proportional to 112,181,190 and 172,324,043

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Solution

The third proportional to 112,181,190 and 172,324,043 is: 264,710,828.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,181,190 : 172,324,043 = 172,324,043 : x
  2. Step 2: Convert to fraction form
    112,181,190/172,324,043 = 172,324,043/x
  3. Step 3: Cross multiply
    112,181,190x = 172,324,043 × 172,324,043
  4. Step 4: Simplify right side
    112,181,190x = 29,695,575,795,865,848
  5. Step 5: Solve for x
    x = 29,695,575,795,865,848/112,181,190
  6. Step 6: Final answer
    x = 264,710,828.94

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.