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Finding the Third Proportional to 331,716,834 and 719,820,364.50

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Solution

The third proportional to 331,716,834 and 719,820,364.50 is: 1,561,998,982.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,716,834 : 719,820,364.50 = 719,820,364.50 : x
  2. Step 2: Convert to fraction form
    331,716,834/719,820,364.50 = 719,820,364.50/x
  3. Step 3: Cross multiply
    331,716,834x = 719,820,364.50 × 719,820,364.50
  4. Step 4: Simplify right side
    331,716,834x = 518,141,357,148,912,832
  5. Step 5: Solve for x
    x = 518,141,357,148,912,832/331,716,834
  6. Step 6: Final answer
    x = 1,561,998,982.39

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.