Home / 252,352,822.20-378,529,233.30-137,561,566.20

Finding the Fourth Proportional to 252,352,822.20, 378,529,233.30 and 137,561,566.20

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Solution

The fourth proportional to 252,352,822.20, 378,529,233.30 and 137,561,566.20 is: 206,342,349.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,352,822.20 : 378,529,233.30 = 137,561,566.20 : x
  2. Step 2: Convert to fraction form
    252,352,822.20/378,529,233.30 = 137,561,566.20/x
  3. Step 3: Cross multiply
    252,352,822.20x = 378,529,233.30 × 137,561,566.20
  4. Step 4: Simplify right side
    252,352,822.20x = 52,071,074,185,233,192
  5. Step 5: Solve for x
    x = 52,071,074,185,233,192/252,352,822.20
  6. Step 6: Final answer
    x = 206,342,349.30

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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.