Home / 188,942,703,312.38-416,397,947,920.88

Finding the Third Proportional to 188,942,703,312.38 and 416,397,947,920.88

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Solution

The third proportional to 188,942,703,312.38 and 416,397,947,920.88 is: 917,671,061,083.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,942,703,312.38 : 416,397,947,920.88 = 416,397,947,920.88 : x
  2. Step 2: Convert to fraction form
    188,942,703,312.38/416,397,947,920.88 = 416,397,947,920.88/x
  3. Step 3: Cross multiply
    188,942,703,312.38x = 416,397,947,920.88 × 416,397,947,920.88
  4. Step 4: Simplify right side
    188,942,703,312.38x = 173,387,251,032,719,884,288,000
  5. Step 5: Solve for x
    x = 173,387,251,032,719,884,288,000/188,942,703,312.38
  6. Step 6: Final answer
    x = 917,671,061,083.84

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.