Home / 253,662,664.88-350,033,107.92-140,635,180.64

Finding the Fourth Proportional to 253,662,664.88, 350,033,107.92 and 140,635,180.64

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Solution

The fourth proportional to 253,662,664.88, 350,033,107.92 and 140,635,180.64 is: 194,064,701.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,662,664.88 : 350,033,107.92 = 140,635,180.64 : x
  2. Step 2: Convert to fraction form
    253,662,664.88/350,033,107.92 = 140,635,180.64/x
  3. Step 3: Cross multiply
    253,662,664.88x = 350,033,107.92 × 140,635,180.64
  4. Step 4: Simplify right side
    253,662,664.88x = 49,226,969,362,309,816
  5. Step 5: Solve for x
    x = 49,226,969,362,309,816/253,662,664.88
  6. Step 6: Final answer
    x = 194,064,701.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.