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Finding the Third Proportional to 161,077,392 and 349,028,640

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Solution

The third proportional to 161,077,392 and 349,028,640 is: 756,288,576.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,077,392 : 349,028,640 = 349,028,640 : x
  2. Step 2: Convert to fraction form
    161,077,392/349,028,640 = 349,028,640/x
  3. Step 3: Cross multiply
    161,077,392x = 349,028,640 × 349,028,640
  4. Step 4: Simplify right side
    161,077,392x = 121,820,991,540,249,600
  5. Step 5: Solve for x
    x = 121,820,991,540,249,600/161,077,392
  6. Step 6: Final answer
    x = 756,288,576.74

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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.