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Finding the Third Proportional to 36,404,336.25 and 78,211,650.94

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Solution

The third proportional to 36,404,336.25 and 78,211,650.94 is: 168,031,146.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,404,336.25 : 78,211,650.94 = 78,211,650.94 : x
  2. Step 2: Convert to fraction form
    36,404,336.25/78,211,650.94 = 78,211,650.94/x
  3. Step 3: Cross multiply
    36,404,336.25x = 78,211,650.94 × 78,211,650.94
  4. Step 4: Simplify right side
    36,404,336.25x = 6,117,062,342,369,345
  5. Step 5: Solve for x
    x = 6,117,062,342,369,345/36,404,336.25
  6. Step 6: Final answer
    x = 168,031,146.08

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.