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Finding the Third Proportional to 1,615,169,272.50 and 3,505,995,909

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Solution

The third proportional to 1,615,169,272.50 and 3,505,995,909 is: 7,610,352,378.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,169,272.50 : 3,505,995,909 = 3,505,995,909 : x
  2. Step 2: Convert to fraction form
    1,615,169,272.50/3,505,995,909 = 3,505,995,909/x
  3. Step 3: Cross multiply
    1,615,169,272.50x = 3,505,995,909 × 3,505,995,909
  4. Step 4: Simplify right side
    1,615,169,272.50x = 12,292,007,313,924,737,024
  5. Step 5: Solve for x
    x = 12,292,007,313,924,737,024/1,615,169,272.50
  6. Step 6: Final answer
    x = 7,610,352,378.05

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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.