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Finding the Third Proportional to 303,246,218 and 433,345,861

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Solution

The third proportional to 303,246,218 and 433,345,861 is: 619,261,260.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,246,218 : 433,345,861 = 433,345,861 : x
  2. Step 2: Convert to fraction form
    303,246,218/433,345,861 = 433,345,861/x
  3. Step 3: Cross multiply
    303,246,218x = 433,345,861 × 433,345,861
  4. Step 4: Simplify right side
    303,246,218x = 187,788,635,245,831,328
  5. Step 5: Solve for x
    x = 187,788,635,245,831,328/303,246,218
  6. Step 6: Final answer
    x = 619,261,260.65

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.