Home / 89,033,181.38-196,179,899.63

Finding the Third Proportional to 89,033,181.38 and 196,179,899.63

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Solution

The third proportional to 89,033,181.38 and 196,179,899.63 is: 432,272,018.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,033,181.38 : 196,179,899.63 = 196,179,899.63 : x
  2. Step 2: Convert to fraction form
    89,033,181.38/196,179,899.63 = 196,179,899.63/x
  3. Step 3: Cross multiply
    89,033,181.38x = 196,179,899.63 × 196,179,899.63
  4. Step 4: Simplify right side
    89,033,181.38x = 38,486,553,016,875,072
  5. Step 5: Solve for x
    x = 38,486,553,016,875,072/89,033,181.38
  6. Step 6: Final answer
    x = 432,272,018.39

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.