Home / 267,946,279.44-401,874,840.24-81,155,812.26

Finding the Fourth Proportional to 267,946,279.44, 401,874,840.24 and 81,155,812.26

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Solution

The fourth proportional to 267,946,279.44, 401,874,840.24 and 81,155,812.26 is: 121,720,216.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,946,279.44 : 401,874,840.24 = 81,155,812.26 : x
  2. Step 2: Convert to fraction form
    267,946,279.44/401,874,840.24 = 81,155,812.26/x
  3. Step 3: Cross multiply
    267,946,279.44x = 401,874,840.24 × 81,155,812.26
  4. Step 4: Simplify right side
    267,946,279.44x = 32,614,479,086,534,936
  5. Step 5: Solve for x
    x = 32,614,479,086,534,936/267,946,279.44
  6. Step 6: Final answer
    x = 121,720,216.29

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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.