Home / 139,040,622.51-208,443,637.87-114,449,762.76

Finding the Fourth Proportional to 139,040,622.51, 208,443,637.87 and 114,449,762.76

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Solution

The fourth proportional to 139,040,622.51, 208,443,637.87 and 114,449,762.76 is: 171,578,093.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,040,622.51 : 208,443,637.87 = 114,449,762.76 : x
  2. Step 2: Convert to fraction form
    139,040,622.51/208,443,637.87 = 114,449,762.76/x
  3. Step 3: Cross multiply
    139,040,622.51x = 208,443,637.87 × 114,449,762.76
  4. Step 4: Simplify right side
    139,040,622.51x = 23,856,324,902,296,756
  5. Step 5: Solve for x
    x = 23,856,324,902,296,756/139,040,622.51
  6. Step 6: Final answer
    x = 171,578,093.31

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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.