Home / 347,684,512.32-479,831,313.78-199,052,251.74

Finding the Fourth Proportional to 347,684,512.32, 479,831,313.78 and 199,052,251.74

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Solution

The fourth proportional to 347,684,512.32, 479,831,313.78 and 199,052,251.74 is: 274,707,385.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,684,512.32 : 479,831,313.78 = 199,052,251.74 : x
  2. Step 2: Convert to fraction form
    347,684,512.32/479,831,313.78 = 199,052,251.74/x
  3. Step 3: Cross multiply
    347,684,512.32x = 479,831,313.78 × 199,052,251.74
  4. Step 4: Simplify right side
    347,684,512.32x = 95,511,503,463,271,488
  5. Step 5: Solve for x
    x = 95,511,503,463,271,488/347,684,512.32
  6. Step 6: Final answer
    x = 274,707,385.80

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Why These Related Problems?

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