Home / 481,626,693,785.70-664,657,434,122.30-261,908,236,391.94

Finding the Fourth Proportional to 481,626,693,785.70, 664,657,434,122.30 and 261,908,236,391.94

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Solution

The fourth proportional to 481,626,693,785.70, 664,657,434,122.30 and 261,908,236,391.94 is: 361,440,216,295.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,626,693,785.70 : 664,657,434,122.30 = 261,908,236,391.94 : x
  2. Step 2: Convert to fraction form
    481,626,693,785.70/664,657,434,122.30 = 261,908,236,391.94/x
  3. Step 3: Cross multiply
    481,626,693,785.70x = 664,657,434,122.30 × 261,908,236,391.94
  4. Step 4: Simplify right side
    481,626,693,785.70x = 174,079,256,375,763,650,215,936
  5. Step 5: Solve for x
    x = 174,079,256,375,763,650,215,936/481,626,693,785.70
  6. Step 6: Final answer
    x = 361,440,216,295.86

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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.