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Finding the Third Proportional to 161,153,559 and 345,280,791

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Solution

The third proportional to 161,153,559 and 345,280,791 is: 739,784,000.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,153,559 : 345,280,791 = 345,280,791 : x
  2. Step 2: Convert to fraction form
    161,153,559/345,280,791 = 345,280,791/x
  3. Step 3: Cross multiply
    161,153,559x = 345,280,791 × 345,280,791
  4. Step 4: Simplify right side
    161,153,559x = 119,218,824,633,585,680
  5. Step 5: Solve for x
    x = 119,218,824,633,585,680/161,153,559
  6. Step 6: Final answer
    x = 739,784,000.88

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.