Home / 693,698,082.06-1,040,131,576.26-220,792,853.40

Finding the Fourth Proportional to 693,698,082.06, 1,040,131,576.26 and 220,792,853.40

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Solution

The fourth proportional to 693,698,082.06, 1,040,131,576.26 and 220,792,853.40 is: 331,057,018.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,698,082.06 : 1,040,131,576.26 = 220,792,853.40 : x
  2. Step 2: Convert to fraction form
    693,698,082.06/1,040,131,576.26 = 220,792,853.40/x
  3. Step 3: Cross multiply
    693,698,082.06x = 1,040,131,576.26 × 220,792,853.40
  4. Step 4: Simplify right side
    693,698,082.06x = 229,653,618,633,885,120
  5. Step 5: Solve for x
    x = 229,653,618,633,885,120/693,698,082.06
  6. Step 6: Final answer
    x = 331,057,018.28

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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.