Home / 74,601,163.80-111,901,745.70-44,293,426.20

Finding the Fourth Proportional to 74,601,163.80, 111,901,745.70 and 44,293,426.20

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Solution

The fourth proportional to 74,601,163.80, 111,901,745.70 and 44,293,426.20 is: 66,440,139.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,601,163.80 : 111,901,745.70 = 44,293,426.20 : x
  2. Step 2: Convert to fraction form
    74,601,163.80/111,901,745.70 = 44,293,426.20/x
  3. Step 3: Cross multiply
    74,601,163.80x = 111,901,745.70 × 44,293,426.20
  4. Step 4: Simplify right side
    74,601,163.80x = 4,956,511,714,814,118
  5. Step 5: Solve for x
    x = 4,956,511,714,814,118/74,601,163.80
  6. Step 6: Final answer
    x = 66,440,139.30

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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.