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Finding the Third Proportional to 161,914,719 and 355,332,080

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Solution

The third proportional to 161,914,719 and 355,332,080 is: 779,798,698.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,914,719 : 355,332,080 = 355,332,080 : x
  2. Step 2: Convert to fraction form
    161,914,719/355,332,080 = 355,332,080/x
  3. Step 3: Cross multiply
    161,914,719x = 355,332,080 × 355,332,080
  4. Step 4: Simplify right side
    161,914,719x = 126,260,887,077,126,400
  5. Step 5: Solve for x
    x = 126,260,887,077,126,400/161,914,719
  6. Step 6: Final answer
    x = 779,798,698.09

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.