Home / 196,359,197.40-294,474,691.62-65,166,231.96

Finding the Fourth Proportional to 196,359,197.40, 294,474,691.62 and 65,166,231.96

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Solution

The fourth proportional to 196,359,197.40, 294,474,691.62 and 65,166,231.96 is: 97,728,073.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,359,197.40 : 294,474,691.62 = 65,166,231.96 : x
  2. Step 2: Convert to fraction form
    196,359,197.40/294,474,691.62 = 65,166,231.96/x
  3. Step 3: Cross multiply
    196,359,197.40x = 294,474,691.62 × 65,166,231.96
  4. Step 4: Simplify right side
    196,359,197.40x = 19,189,806,060,458,388
  5. Step 5: Solve for x
    x = 19,189,806,060,458,388/196,359,197.40
  6. Step 6: Final answer
    x = 97,728,073.42

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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.