Home / 196,643,306.88-294,979,132.08-75,474,758.88

Finding the Fourth Proportional to 196,643,306.88, 294,979,132.08 and 75,474,758.88

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Solution

The fourth proportional to 196,643,306.88, 294,979,132.08 and 75,474,758.88 is: 113,217,577.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,643,306.88 : 294,979,132.08 = 75,474,758.88 : x
  2. Step 2: Convert to fraction form
    196,643,306.88/294,979,132.08 = 75,474,758.88/x
  3. Step 3: Cross multiply
    196,643,306.88x = 294,979,132.08 × 75,474,758.88
  4. Step 4: Simplify right side
    196,643,306.88x = 22,263,478,866,517,404
  5. Step 5: Solve for x
    x = 22,263,478,866,517,404/196,643,306.88
  6. Step 6: Final answer
    x = 113,217,577.66

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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.