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Finding the Third Proportional to 194,997,116.81 and 396,804,349.13

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Solution

The third proportional to 194,997,116.81 and 396,804,349.13 is: 807,466,766.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,997,116.81 : 396,804,349.13 = 396,804,349.13 : x
  2. Step 2: Convert to fraction form
    194,997,116.81/396,804,349.13 = 396,804,349.13/x
  3. Step 3: Cross multiply
    194,997,116.81x = 396,804,349.13 × 396,804,349.13
  4. Step 4: Simplify right side
    194,997,116.81x = 157,453,691,484,514,880
  5. Step 5: Solve for x
    x = 157,453,691,484,514,880/194,997,116.81
  6. Step 6: Final answer
    x = 807,466,766.99

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These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.