Home / 446,046,685.11-668,840,290.07-200,192,556.96

Finding the Fourth Proportional to 446,046,685.11, 668,840,290.07 and 200,192,556.96

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Solution

The fourth proportional to 446,046,685.11, 668,840,290.07 and 200,192,556.96 is: 300,185,725.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,046,685.11 : 668,840,290.07 = 200,192,556.96 : x
  2. Step 2: Convert to fraction form
    446,046,685.11/668,840,290.07 = 200,192,556.96/x
  3. Step 3: Cross multiply
    446,046,685.11x = 668,840,290.07 × 200,192,556.96
  4. Step 4: Simplify right side
    446,046,685.11x = 133,896,847,865,980,448
  5. Step 5: Solve for x
    x = 133,896,847,865,980,448/446,046,685.11
  6. Step 6: Final answer
    x = 300,185,725.70

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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.