Home / 104,134,672.82-143,705,052.25-57,091,183.36

Finding the Fourth Proportional to 104,134,672.82, 143,705,052.25 and 57,091,183.36

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Solution

The fourth proportional to 104,134,672.82, 143,705,052.25 and 57,091,183.36 is: 78,785,396.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,134,672.82 : 143,705,052.25 = 57,091,183.36 : x
  2. Step 2: Convert to fraction form
    104,134,672.82/143,705,052.25 = 57,091,183.36/x
  3. Step 3: Cross multiply
    104,134,672.82x = 143,705,052.25 × 57,091,183.36
  4. Step 4: Simplify right side
    104,134,672.82x = 8,204,291,487,763,130
  5. Step 5: Solve for x
    x = 8,204,291,487,763,130/104,134,672.82
  6. Step 6: Final answer
    x = 78,785,396.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.