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Finding the Third Proportional to 453,916,800 and 718,876,512

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Solution

The third proportional to 453,916,800 and 718,876,512 is: 1,138,498,155.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,916,800 : 718,876,512 = 718,876,512 : x
  2. Step 2: Convert to fraction form
    453,916,800/718,876,512 = 718,876,512/x
  3. Step 3: Cross multiply
    453,916,800x = 718,876,512 × 718,876,512
  4. Step 4: Simplify right side
    453,916,800x = 516,783,439,505,286,144
  5. Step 5: Solve for x
    x = 516,783,439,505,286,144/453,916,800
  6. Step 6: Final answer
    x = 1,138,498,155.40

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