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Finding the Third Proportional to 73,970,555 and 117,805,490

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Solution

The third proportional to 73,970,555 and 117,805,490 is: 187,616,998.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,970,555 : 117,805,490 = 117,805,490 : x
  2. Step 2: Convert to fraction form
    73,970,555/117,805,490 = 117,805,490/x
  3. Step 3: Cross multiply
    73,970,555x = 117,805,490 × 117,805,490
  4. Step 4: Simplify right side
    73,970,555x = 13,878,133,474,140,100
  5. Step 5: Solve for x
    x = 13,878,133,474,140,100/73,970,555
  6. Step 6: Final answer
    x = 187,616,998.06

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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.