Home / 161,991,339.75-349,839,685.13

Finding the Third Proportional to 161,991,339.75 and 349,839,685.13

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Solution

The third proportional to 161,991,339.75 and 349,839,685.13 is: 755,520,668.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,991,339.75 : 349,839,685.13 = 349,839,685.13 : x
  2. Step 2: Convert to fraction form
    161,991,339.75/349,839,685.13 = 349,839,685.13/x
  3. Step 3: Cross multiply
    161,991,339.75x = 349,839,685.13 × 349,839,685.13
  4. Step 4: Simplify right side
    161,991,339.75x = 122,387,805,288,359,152
  5. Step 5: Solve for x
    x = 122,387,805,288,359,152/161,991,339.75
  6. Step 6: Final answer
    x = 755,520,668.43

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.