Home / 213,027,623.80-319,541,435.70-109,715,493.40

Finding the Fourth Proportional to 213,027,623.80, 319,541,435.70 and 109,715,493.40

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Solution

The fourth proportional to 213,027,623.80, 319,541,435.70 and 109,715,493.40 is: 164,573,240.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,027,623.80 : 319,541,435.70 = 109,715,493.40 : x
  2. Step 2: Convert to fraction form
    213,027,623.80/319,541,435.70 = 109,715,493.40/x
  3. Step 3: Cross multiply
    213,027,623.80x = 319,541,435.70 × 109,715,493.40
  4. Step 4: Simplify right side
    213,027,623.80x = 35,058,646,279,569,876
  5. Step 5: Solve for x
    x = 35,058,646,279,569,876/213,027,623.80
  6. Step 6: Final answer
    x = 164,573,240.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.