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Finding the Third Proportional to 76,153,611 and 116,015,979.75

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Solution

The third proportional to 76,153,611 and 116,015,979.75 is: 176,744,180.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,153,611 : 116,015,979.75 = 116,015,979.75 : x
  2. Step 2: Convert to fraction form
    76,153,611/116,015,979.75 = 116,015,979.75/x
  3. Step 3: Cross multiply
    76,153,611x = 116,015,979.75 × 116,015,979.75
  4. Step 4: Simplify right side
    76,153,611x = 13,459,707,557,352,410
  5. Step 5: Solve for x
    x = 13,459,707,557,352,410/76,153,611
  6. Step 6: Final answer
    x = 176,744,180.36

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.