Home / 364,135,940.10-546,203,910.15-208,530,015.30

Finding the Fourth Proportional to 364,135,940.10, 546,203,910.15 and 208,530,015.30

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Solution

The fourth proportional to 364,135,940.10, 546,203,910.15 and 208,530,015.30 is: 312,795,022.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,135,940.10 : 546,203,910.15 = 208,530,015.30 : x
  2. Step 2: Convert to fraction form
    364,135,940.10/546,203,910.15 = 208,530,015.30/x
  3. Step 3: Cross multiply
    364,135,940.10x = 546,203,910.15 × 208,530,015.30
  4. Step 4: Simplify right side
    364,135,940.10x = 113,899,909,740,499,328
  5. Step 5: Solve for x
    x = 113,899,909,740,499,328/364,135,940.10
  6. Step 6: Final answer
    x = 312,795,022.95

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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.