Home / 68,139,536.04-102,093,821.82-41,156,505

Finding the Fourth Proportional to 68,139,536.04, 102,093,821.82 and 41,156,505

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Solution

The fourth proportional to 68,139,536.04, 102,093,821.82 and 41,156,505 is: 61,665,005.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,139,536.04 : 102,093,821.82 = 41,156,505 : x
  2. Step 2: Convert to fraction form
    68,139,536.04/102,093,821.82 = 41,156,505/x
  3. Step 3: Cross multiply
    68,139,536.04x = 102,093,821.82 × 41,156,505
  4. Step 4: Simplify right side
    68,139,536.04x = 4,201,824,888,203,939
  5. Step 5: Solve for x
    x = 4,201,824,888,203,939/68,139,536.04
  6. Step 6: Final answer
    x = 61,665,005.85

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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.