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Finding the Third Proportional to 36,283,833.56 and 78,339,706.88

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Solution

The third proportional to 36,283,833.56 and 78,339,706.88 is: 169,141,710.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,283,833.56 : 78,339,706.88 = 78,339,706.88 : x
  2. Step 2: Convert to fraction form
    36,283,833.56/78,339,706.88 = 78,339,706.88/x
  3. Step 3: Cross multiply
    36,283,833.56x = 78,339,706.88 × 78,339,706.88
  4. Step 4: Simplify right side
    36,283,833.56x = 6,137,109,673,260,922
  5. Step 5: Solve for x
    x = 6,137,109,673,260,922/36,283,833.56
  6. Step 6: Final answer
    x = 169,141,710.53

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.