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Finding the Third Proportional to 156,644,748 and 339,323,544

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Solution

The third proportional to 156,644,748 and 339,323,544 is: 735,041,991.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,644,748 : 339,323,544 = 339,323,544 : x
  2. Step 2: Convert to fraction form
    156,644,748/339,323,544 = 339,323,544/x
  3. Step 3: Cross multiply
    156,644,748x = 339,323,544 × 339,323,544
  4. Step 4: Simplify right side
    156,644,748x = 115,140,467,512,719,936
  5. Step 5: Solve for x
    x = 115,140,467,512,719,936/156,644,748
  6. Step 6: Final answer
    x = 735,041,991.40

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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.