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Finding the Third Proportional to 73,970,556 and 117,805,491

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Solution

The third proportional to 73,970,556 and 117,805,491 is: 187,616,998.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,970,556 : 117,805,491 = 117,805,491 : x
  2. Step 2: Convert to fraction form
    73,970,556/117,805,491 = 117,805,491/x
  3. Step 3: Cross multiply
    73,970,556x = 117,805,491 × 117,805,491
  4. Step 4: Simplify right side
    73,970,556x = 13,878,133,709,751,080
  5. Step 5: Solve for x
    x = 13,878,133,709,751,080/73,970,556
  6. Step 6: Final answer
    x = 187,616,998.71

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.