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Finding the Third Proportional to 299,348,892 and 447,802,722

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Solution

The third proportional to 299,348,892 and 447,802,722 is: 669,878,136.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,348,892 : 447,802,722 = 447,802,722 : x
  2. Step 2: Convert to fraction form
    299,348,892/447,802,722 = 447,802,722/x
  3. Step 3: Cross multiply
    299,348,892x = 447,802,722 × 447,802,722
  4. Step 4: Simplify right side
    299,348,892x = 200,527,277,830,609,280
  5. Step 5: Solve for x
    x = 200,527,277,830,609,280/299,348,892
  6. Step 6: Final answer
    x = 669,878,136.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.