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Finding the Fourth Proportional to 446,046,694.86, 668,840,304.60 and 200,192,566.80

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Solution

The fourth proportional to 446,046,694.86, 668,840,304.60 and 200,192,566.80 is: 300,185,740.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,046,694.86 : 668,840,304.60 = 200,192,566.80 : x
  2. Step 2: Convert to fraction form
    446,046,694.86/668,840,304.60 = 200,192,566.80/x
  3. Step 3: Cross multiply
    446,046,694.86x = 668,840,304.60 × 200,192,566.80
  4. Step 4: Simplify right side
    446,046,694.86x = 133,896,857,357,167,856
  5. Step 5: Solve for x
    x = 133,896,857,357,167,856/446,046,694.86
  6. Step 6: Final answer
    x = 300,185,740.42

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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.