Home / 512,852,958,051.20-769,279,437,076.80-248,373,904,227.20

Finding the Fourth Proportional to 512,852,958,051.20, 769,279,437,076.80 and 248,373,904,227.20

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Solution

The fourth proportional to 512,852,958,051.20, 769,279,437,076.80 and 248,373,904,227.20 is: 372,560,856,340.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,852,958,051.20 : 769,279,437,076.80 = 248,373,904,227.20 : x
  2. Step 2: Convert to fraction form
    512,852,958,051.20/769,279,437,076.80 = 248,373,904,227.20/x
  3. Step 3: Cross multiply
    512,852,958,051.20x = 769,279,437,076.80 × 248,373,904,227.20
  4. Step 4: Simplify right side
    512,852,958,051.20x = 191,068,937,228,467,488,948,224
  5. Step 5: Solve for x
    x = 191,068,937,228,467,488,948,224/512,852,958,051.20
  6. Step 6: Final answer
    x = 372,560,856,340.80

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1.5x scale

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.