Home / 271,946,883.60-407,052,305.10-214,551,255.60

Finding the Fourth Proportional to 271,946,883.60, 407,052,305.10 and 214,551,255.60

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Solution

The fourth proportional to 271,946,883.60, 407,052,305.10 and 214,551,255.60 is: 321,142,062.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,946,883.60 : 407,052,305.10 = 214,551,255.60 : x
  2. Step 2: Convert to fraction form
    271,946,883.60/407,052,305.10 = 214,551,255.60/x
  3. Step 3: Cross multiply
    271,946,883.60x = 407,052,305.10 × 214,551,255.60
  4. Step 4: Simplify right side
    271,946,883.60x = 87,333,583,154,079,280
  5. Step 5: Solve for x
    x = 87,333,583,154,079,280/271,946,883.60
  6. Step 6: Final answer
    x = 321,142,062.74

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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.