Home / 167,958,217.93-231,881,766.23-149,321,883.08

Finding the Fourth Proportional to 167,958,217.93, 231,881,766.23 and 149,321,883.08

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Solution

The fourth proportional to 167,958,217.93, 231,881,766.23 and 149,321,883.08 is: 206,152,592.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,958,217.93 : 231,881,766.23 = 149,321,883.08 : x
  2. Step 2: Convert to fraction form
    167,958,217.93/231,881,766.23 = 149,321,883.08/x
  3. Step 3: Cross multiply
    167,958,217.93x = 231,881,766.23 × 149,321,883.08
  4. Step 4: Simplify right side
    167,958,217.93x = 34,625,021,984,593,844
  5. Step 5: Solve for x
    x = 34,625,021,984,593,844/167,958,217.93
  6. Step 6: Final answer
    x = 206,152,592.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.