Home / 68,619,770.20-103,009,371.45-41,356,846.90

Finding the Fourth Proportional to 68,619,770.20, 103,009,371.45 and 41,356,846.90

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Solution

The fourth proportional to 68,619,770.20, 103,009,371.45 and 41,356,846.90 is: 62,083,314.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,619,770.20 : 103,009,371.45 = 41,356,846.90 : x
  2. Step 2: Convert to fraction form
    68,619,770.20/103,009,371.45 = 41,356,846.90/x
  3. Step 3: Cross multiply
    68,619,770.20x = 103,009,371.45 × 41,356,846.90
  4. Step 4: Simplify right side
    68,619,770.20x = 4,260,142,804,322,881
  5. Step 5: Solve for x
    x = 4,260,142,804,322,881/68,619,770.20
  6. Step 6: Final answer
    x = 62,083,314.94

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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.