Home / 104,288,517.52-143,918,311.82-56,603,788.99

Finding the Fourth Proportional to 104,288,517.52, 143,918,311.82 and 56,603,788.99

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Solution

The fourth proportional to 104,288,517.52, 143,918,311.82 and 56,603,788.99 is: 78,113,314.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,288,517.52 : 143,918,311.82 = 56,603,788.99 : x
  2. Step 2: Convert to fraction form
    104,288,517.52/143,918,311.82 = 56,603,788.99/x
  3. Step 3: Cross multiply
    104,288,517.52x = 143,918,311.82 × 56,603,788.99
  4. Step 4: Simplify right side
    104,288,517.52x = 8,146,321,753,413,488
  5. Step 5: Solve for x
    x = 8,146,321,753,413,488/104,288,517.52
  6. Step 6: Final answer
    x = 78,113,314.36

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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.