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Finding the Fourth Proportional to 360,797,104.42, 541,019,296.92 and 251,674,552.42

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Solution

The fourth proportional to 360,797,104.42, 541,019,296.92 and 251,674,552.42 is: 377,388,808.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,797,104.42 : 541,019,296.92 = 251,674,552.42 : x
  2. Step 2: Convert to fraction form
    360,797,104.42/541,019,296.92 = 251,674,552.42/x
  3. Step 3: Cross multiply
    360,797,104.42x = 541,019,296.92 × 251,674,552.42
  4. Step 4: Simplify right side
    360,797,104.42x = 136,160,789,402,924,064
  5. Step 5: Solve for x
    x = 136,160,789,402,924,064/360,797,104.42
  6. Step 6: Final answer
    x = 377,388,808.65

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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.