Home / 441,029,770.62-661,562,919.60-130,137,376.11

Finding the Fourth Proportional to 441,029,770.62, 661,562,919.60 and 130,137,376.11

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Solution

The fourth proportional to 441,029,770.62, 661,562,919.60 and 130,137,376.11 is: 195,211,453.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,029,770.62 : 661,562,919.60 = 130,137,376.11 : x
  2. Step 2: Convert to fraction form
    441,029,770.62/661,562,919.60 = 130,137,376.11/x
  3. Step 3: Cross multiply
    441,029,770.62x = 661,562,919.60 × 130,137,376.11
  4. Step 4: Simplify right side
    441,029,770.62x = 86,094,062,484,456,400
  5. Step 5: Solve for x
    x = 86,094,062,484,456,400/441,029,770.62
  6. Step 6: Final answer
    x = 195,211,453.33

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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.