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Finding the Fourth Proportional to 271,808,822.10, 407,713,233.15 and 169,887,234.90

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Solution

The fourth proportional to 271,808,822.10, 407,713,233.15 and 169,887,234.90 is: 254,830,852.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,808,822.10 : 407,713,233.15 = 169,887,234.90 : x
  2. Step 2: Convert to fraction form
    271,808,822.10/407,713,233.15 = 169,887,234.90/x
  3. Step 3: Cross multiply
    271,808,822.10x = 407,713,233.15 × 169,887,234.90
  4. Step 4: Simplify right side
    271,808,822.10x = 69,265,273,811,992,512
  5. Step 5: Solve for x
    x = 69,265,273,811,992,512/271,808,822.10
  6. Step 6: Final answer
    x = 254,830,852.35

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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.