Home / 68,131,140.19-149,452,696.69

Finding the Third Proportional to 68,131,140.19 and 149,452,696.69

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Solution

The third proportional to 68,131,140.19 and 149,452,696.69 is: 327,839,934.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,131,140.19 : 149,452,696.69 = 149,452,696.69 : x
  2. Step 2: Convert to fraction form
    68,131,140.19/149,452,696.69 = 149,452,696.69/x
  3. Step 3: Cross multiply
    68,131,140.19x = 149,452,696.69 × 149,452,696.69
  4. Step 4: Simplify right side
    68,131,140.19x = 22,336,108,547,165,872
  5. Step 5: Solve for x
    x = 22,336,108,547,165,872/68,131,140.19
  6. Step 6: Final answer
    x = 327,839,934.66

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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.