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Finding the Fourth Proportional to 114,048,108.90, 171,072,163.35 and 114,048,108.90

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Solution

The fourth proportional to 114,048,108.90, 171,072,163.35 and 114,048,108.90 is: 171,072,163.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,048,108.90 : 171,072,163.35 = 114,048,108.90 : x
  2. Step 2: Convert to fraction form
    114,048,108.90/171,072,163.35 = 114,048,108.90/x
  3. Step 3: Cross multiply
    114,048,108.90x = 171,072,163.35 × 114,048,108.90
  4. Step 4: Simplify right side
    114,048,108.90x = 19,510,456,715,499,388
  5. Step 5: Solve for x
    x = 19,510,456,715,499,388/114,048,108.90
  6. Step 6: Final answer
    x = 171,072,163.35

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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.