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Finding the Third Proportional to 79,354,054.69 and 122,569,336.69

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Solution

The third proportional to 79,354,054.69 and 122,569,336.69 is: 189,319,151.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,354,054.69 : 122,569,336.69 = 122,569,336.69 : x
  2. Step 2: Convert to fraction form
    79,354,054.69/122,569,336.69 = 122,569,336.69/x
  3. Step 3: Cross multiply
    79,354,054.69x = 122,569,336.69 × 122,569,336.69
  4. Step 4: Simplify right side
    79,354,054.69x = 15,023,242,296,013,734
  5. Step 5: Solve for x
    x = 15,023,242,296,013,734/79,354,054.69
  6. Step 6: Final answer
    x = 189,319,151.43

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