Home / 325,843,238.98-488,900,212.71-131,891,758.66

Finding the Fourth Proportional to 325,843,238.98, 488,900,212.71 and 131,891,758.66

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Solution

The fourth proportional to 325,843,238.98, 488,900,212.71 and 131,891,758.66 is: 197,892,425.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,843,238.98 : 488,900,212.71 = 131,891,758.66 : x
  2. Step 2: Convert to fraction form
    325,843,238.98/488,900,212.71 = 131,891,758.66/x
  3. Step 3: Cross multiply
    325,843,238.98x = 488,900,212.71 × 131,891,758.66
  4. Step 4: Simplify right side
    325,843,238.98x = 64,481,908,863,569,976
  5. Step 5: Solve for x
    x = 64,481,908,863,569,976/325,843,238.98
  6. Step 6: Final answer
    x = 197,892,425.40

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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.