Home / 196,643,305.13-294,979,129.45-75,474,757.13

Finding the Fourth Proportional to 196,643,305.13, 294,979,129.45 and 75,474,757.13

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Solution

The fourth proportional to 196,643,305.13, 294,979,129.45 and 75,474,757.13 is: 113,217,575.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,643,305.13 : 294,979,129.45 = 75,474,757.13 : x
  2. Step 2: Convert to fraction form
    196,643,305.13/294,979,129.45 = 75,474,757.13/x
  3. Step 3: Cross multiply
    196,643,305.13x = 294,979,129.45 × 75,474,757.13
  4. Step 4: Simplify right side
    196,643,305.13x = 22,263,478,151,993,996
  5. Step 5: Solve for x
    x = 22,263,478,151,993,996/196,643,305.13
  6. Step 6: Final answer
    x = 113,217,575.03

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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.