Home / 274,869,405-379,327,629.72-167,584,919.04

Finding the Fourth Proportional to 274,869,405, 379,327,629.72 and 167,584,919.04

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Solution

The fourth proportional to 274,869,405, 379,327,629.72 and 167,584,919.04 is: 231,271,974.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,869,405 : 379,327,629.72 = 167,584,919.04 : x
  2. Step 2: Convert to fraction form
    274,869,405/379,327,629.72 = 167,584,919.04/x
  3. Step 3: Cross multiply
    274,869,405x = 379,327,629.72 × 167,584,919.04
  4. Step 4: Simplify right side
    274,869,405x = 63,569,590,116,261,296
  5. Step 5: Solve for x
    x = 63,569,590,116,261,296/274,869,405
  6. Step 6: Final answer
    x = 231,271,974.84

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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.