Home / 325,905,774.60-488,858,661.90-222,593,644.20

Finding the Fourth Proportional to 325,905,774.60, 488,858,661.90 and 222,593,644.20

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Solution

The fourth proportional to 325,905,774.60, 488,858,661.90 and 222,593,644.20 is: 333,890,466.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,905,774.60 : 488,858,661.90 = 222,593,644.20 : x
  2. Step 2: Convert to fraction form
    325,905,774.60/488,858,661.90 = 222,593,644.20/x
  3. Step 3: Cross multiply
    325,905,774.60x = 488,858,661.90 × 222,593,644.20
  4. Step 4: Simplify right side
    325,905,774.60x = 108,816,831,051,056,688
  5. Step 5: Solve for x
    x = 108,816,831,051,056,688/325,905,774.60
  6. Step 6: Final answer
    x = 333,890,466.30

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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.