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Finding the Third Proportional to 73,970,460.56 and 117,805,372.31

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Solution

The third proportional to 73,970,460.56 and 117,805,372.31 is: 187,616,862.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,970,460.56 : 117,805,372.31 = 117,805,372.31 : x
  2. Step 2: Convert to fraction form
    73,970,460.56/117,805,372.31 = 117,805,372.31/x
  3. Step 3: Cross multiply
    73,970,460.56x = 117,805,372.31 × 117,805,372.31
  4. Step 4: Simplify right side
    73,970,460.56x = 13,878,105,745,686,742
  5. Step 5: Solve for x
    x = 13,878,105,745,686,742/73,970,460.56
  6. Step 6: Final answer
    x = 187,616,862.73

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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.