Home / 326,017,912.89-488,923,118.04-107,627,592.09

Finding the Fourth Proportional to 326,017,912.89, 488,923,118.04 and 107,627,592.09

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Solution

The fourth proportional to 326,017,912.89, 488,923,118.04 and 107,627,592.09 is: 161,407,136.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,017,912.89 : 488,923,118.04 = 107,627,592.09 : x
  2. Step 2: Convert to fraction form
    326,017,912.89/488,923,118.04 = 107,627,592.09/x
  3. Step 3: Cross multiply
    326,017,912.89x = 488,923,118.04 × 107,627,592.09
  4. Step 4: Simplify right side
    326,017,912.89x = 52,621,617,911,780,048
  5. Step 5: Solve for x
    x = 52,621,617,911,780,048/326,017,912.89
  6. Step 6: Final answer
    x = 161,407,136.94

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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.