Home / 293,787,290.80-440,680,936.20-132,544,154.80

Finding the Fourth Proportional to 293,787,290.80, 440,680,936.20 and 132,544,154.80

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Solution

The fourth proportional to 293,787,290.80, 440,680,936.20 and 132,544,154.80 is: 198,816,232.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,787,290.80 : 440,680,936.20 = 132,544,154.80 : x
  2. Step 2: Convert to fraction form
    293,787,290.80/440,680,936.20 = 132,544,154.80/x
  3. Step 3: Cross multiply
    293,787,290.80x = 440,680,936.20 × 132,544,154.80
  4. Step 4: Simplify right side
    293,787,290.80x = 58,409,682,225,101,720
  5. Step 5: Solve for x
    x = 58,409,682,225,101,720/293,787,290.80
  6. Step 6: Final answer
    x = 198,816,232.20

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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.