Home / 258,633,659.76-388,023,273-113,080,003.44

Finding the Fourth Proportional to 258,633,659.76, 388,023,273 and 113,080,003.44

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Solution

The fourth proportional to 258,633,659.76, 388,023,273 and 113,080,003.44 is: 169,651,827.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,633,659.76 : 388,023,273 = 113,080,003.44 : x
  2. Step 2: Convert to fraction form
    258,633,659.76/388,023,273 = 113,080,003.44/x
  3. Step 3: Cross multiply
    258,633,659.76x = 388,023,273 × 113,080,003.44
  4. Step 4: Simplify right side
    258,633,659.76x = 43,877,673,045,640,056
  5. Step 5: Solve for x
    x = 43,877,673,045,640,056/258,633,659.76
  6. Step 6: Final answer
    x = 169,651,827.56

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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.