Home / 196,201,157.31-270,757,853.55-106,892,657.64

Finding the Fourth Proportional to 196,201,157.31, 270,757,853.55 and 106,892,657.64

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Solution

The fourth proportional to 196,201,157.31, 270,757,853.55 and 106,892,657.64 is: 147,512,007.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,201,157.31 : 270,757,853.55 = 106,892,657.64 : x
  2. Step 2: Convert to fraction form
    196,201,157.31/270,757,853.55 = 106,892,657.64/x
  3. Step 3: Cross multiply
    196,201,157.31x = 270,757,853.55 × 106,892,657.64
  4. Step 4: Simplify right side
    196,201,157.31x = 28,942,026,542,861,412
  5. Step 5: Solve for x
    x = 28,942,026,542,861,412/196,201,157.31
  6. Step 6: Final answer
    x = 147,512,007.27

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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.