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Finding the Third Proportional to 453,922,866 and 718,885,611

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Solution

The third proportional to 453,922,866 and 718,885,611 is: 1,138,511,761.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,922,866 : 718,885,611 = 718,885,611 : x
  2. Step 2: Convert to fraction form
    453,922,866/718,885,611 = 718,885,611/x
  3. Step 3: Cross multiply
    453,922,866x = 718,885,611 × 718,885,611
  4. Step 4: Simplify right side
    453,922,866x = 516,796,521,702,843,328
  5. Step 5: Solve for x
    x = 516,796,521,702,843,328/453,922,866
  6. Step 6: Final answer
    x = 1,138,511,761.39

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.