Home / 101,899,450.72-140,619,842.08-57,846,064.96

Finding the Fourth Proportional to 101,899,450.72, 140,619,842.08 and 57,846,064.96

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Solution

The fourth proportional to 101,899,450.72, 140,619,842.08 and 57,846,064.96 is: 79,826,774.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,899,450.72 : 140,619,842.08 = 57,846,064.96 : x
  2. Step 2: Convert to fraction form
    101,899,450.72/140,619,842.08 = 57,846,064.96/x
  3. Step 3: Cross multiply
    101,899,450.72x = 140,619,842.08 × 57,846,064.96
  4. Step 4: Simplify right side
    101,899,450.72x = 8,134,304,519,624,622
  5. Step 5: Solve for x
    x = 8,134,304,519,624,622/101,899,450.72
  6. Step 6: Final answer
    x = 79,826,774.94

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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.