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Finding the Fourth Proportional to 363,965,474.80, 545,948,212.20 and 241,521,468.40

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Solution

The fourth proportional to 363,965,474.80, 545,948,212.20 and 241,521,468.40 is: 362,282,202.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,965,474.80 : 545,948,212.20 = 241,521,468.40 : x
  2. Step 2: Convert to fraction form
    363,965,474.80/545,948,212.20 = 241,521,468.40/x
  3. Step 3: Cross multiply
    363,965,474.80x = 545,948,212.20 × 241,521,468.40
  4. Step 4: Simplify right side
    363,965,474.80x = 131,858,213,880,898,816
  5. Step 5: Solve for x
    x = 131,858,213,880,898,816/363,965,474.80
  6. Step 6: Final answer
    x = 362,282,202.60

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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.