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Finding the Third Proportional to 36,112,359 and 78,114,875

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Solution

The third proportional to 36,112,359 and 78,114,875 is: 168,970,786.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,112,359 : 78,114,875 = 78,114,875 : x
  2. Step 2: Convert to fraction form
    36,112,359/78,114,875 = 78,114,875/x
  3. Step 3: Cross multiply
    36,112,359x = 78,114,875 × 78,114,875
  4. Step 4: Simplify right side
    36,112,359x = 6,101,933,696,265,625
  5. Step 5: Solve for x
    x = 6,101,933,696,265,625/36,112,359
  6. Step 6: Final answer
    x = 168,970,786.32

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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.