Home / 136,432,694.85-204,649,042.28-68,250,782.85

Finding the Fourth Proportional to 136,432,694.85, 204,649,042.28 and 68,250,782.85

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Solution

The fourth proportional to 136,432,694.85, 204,649,042.28 and 68,250,782.85 is: 102,376,174.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,432,694.85 : 204,649,042.28 = 68,250,782.85 : x
  2. Step 2: Convert to fraction form
    136,432,694.85/204,649,042.28 = 68,250,782.85/x
  3. Step 3: Cross multiply
    136,432,694.85x = 204,649,042.28 × 68,250,782.85
  4. Step 4: Simplify right side
    136,432,694.85x = 13,967,457,344,771,494
  5. Step 5: Solve for x
    x = 13,967,457,344,771,494/136,432,694.85
  6. Step 6: Final answer
    x = 102,376,174.28

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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.