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Finding the Fourth Proportional to 251,010,069.05, 376,515,103.59 and 251,010,069.05

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Solution

The fourth proportional to 251,010,069.05, 376,515,103.59 and 251,010,069.05 is: 376,515,103.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,010,069.05 : 376,515,103.59 = 251,010,069.05 : x
  2. Step 2: Convert to fraction form
    251,010,069.05/376,515,103.59 = 251,010,069.05/x
  3. Step 3: Cross multiply
    251,010,069.05x = 376,515,103.59 × 251,010,069.05
  4. Step 4: Simplify right side
    251,010,069.05x = 94,509,082,150,493,808
  5. Step 5: Solve for x
    x = 94,509,082,150,493,808/251,010,069.05
  6. Step 6: Final answer
    x = 376,515,103.59

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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.