Home / 275,399,164.40-380,057,662.08-149,958,237.18

Finding the Fourth Proportional to 275,399,164.40, 380,057,662.08 and 149,958,237.18

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Solution

The fourth proportional to 275,399,164.40, 380,057,662.08 and 149,958,237.18 is: 206,946,078.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,399,164.40 : 380,057,662.08 = 149,958,237.18 : x
  2. Step 2: Convert to fraction form
    275,399,164.40/380,057,662.08 = 149,958,237.18/x
  3. Step 3: Cross multiply
    275,399,164.40x = 380,057,662.08 × 149,958,237.18
  4. Step 4: Simplify right side
    275,399,164.40x = 56,992,777,032,268,936
  5. Step 5: Solve for x
    x = 56,992,777,032,268,936/275,399,164.40
  6. Step 6: Final answer
    x = 206,946,078.27

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