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Finding the Third Proportional to 156,276,650 and 339,456,316

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Solution

The third proportional to 156,276,650 and 339,456,316 is: 737,350,016.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,276,650 : 339,456,316 = 339,456,316 : x
  2. Step 2: Convert to fraction form
    156,276,650/339,456,316 = 339,456,316/x
  3. Step 3: Cross multiply
    156,276,650x = 339,456,316 × 339,456,316
  4. Step 4: Simplify right side
    156,276,650x = 115,230,590,472,291,856
  5. Step 5: Solve for x
    x = 115,230,590,472,291,856/156,276,650
  6. Step 6: Final answer
    x = 737,350,016.60

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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.