Home / 354,317,610.40-531,476,415.60-322,005,997.60

Finding the Fourth Proportional to 354,317,610.40, 531,476,415.60 and 322,005,997.60

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Solution

The fourth proportional to 354,317,610.40, 531,476,415.60 and 322,005,997.60 is: 483,008,996.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,317,610.40 : 531,476,415.60 = 322,005,997.60 : x
  2. Step 2: Convert to fraction form
    354,317,610.40/531,476,415.60 = 322,005,997.60/x
  3. Step 3: Cross multiply
    354,317,610.40x = 531,476,415.60 × 322,005,997.60
  4. Step 4: Simplify right side
    354,317,610.40x = 171,138,593,406,150,208
  5. Step 5: Solve for x
    x = 171,138,593,406,150,208/354,317,610.40
  6. Step 6: Final answer
    x = 483,008,996.40

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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.