Home / 68,627,328.30-102,940,992.45-23,188,466.70

Finding the Fourth Proportional to 68,627,328.30, 102,940,992.45 and 23,188,466.70

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Solution

The fourth proportional to 68,627,328.30, 102,940,992.45 and 23,188,466.70 is: 34,782,700.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,627,328.30 : 102,940,992.45 = 23,188,466.70 : x
  2. Step 2: Convert to fraction form
    68,627,328.30/102,940,992.45 = 23,188,466.70/x
  3. Step 3: Cross multiply
    68,627,328.30x = 102,940,992.45 × 23,188,466.70
  4. Step 4: Simplify right side
    68,627,328.30x = 2,387,043,775,491,776.50
  5. Step 5: Solve for x
    x = 2,387,043,775,491,776.50/68,627,328.30
  6. Step 6: Final answer
    x = 34,782,700.05

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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.