Home / 396,509,665.62-594,698,530.11-120,095,161.07

Finding the Fourth Proportional to 396,509,665.62, 594,698,530.11 and 120,095,161.07

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Solution

The fourth proportional to 396,509,665.62, 594,698,530.11 and 120,095,161.07 is: 180,122,761.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,509,665.62 : 594,698,530.11 = 120,095,161.07 : x
  2. Step 2: Convert to fraction form
    396,509,665.62/594,698,530.11 = 120,095,161.07/x
  3. Step 3: Cross multiply
    396,509,665.62x = 594,698,530.11 × 120,095,161.07
  4. Step 4: Simplify right side
    396,509,665.62x = 71,420,415,758,228,848
  5. Step 5: Solve for x
    x = 71,420,415,758,228,848/396,509,665.62
  6. Step 6: Final answer
    x = 180,122,761.06

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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.