Home / 400,846,929.24-600,487,626.44-190,458,213.47

Finding the Fourth Proportional to 400,846,929.24, 600,487,626.44 and 190,458,213.47

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Solution

The fourth proportional to 400,846,929.24, 600,487,626.44 and 190,458,213.47 is: 285,315,396.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,846,929.24 : 600,487,626.44 = 190,458,213.47 : x
  2. Step 2: Convert to fraction form
    400,846,929.24/600,487,626.44 = 190,458,213.47/x
  3. Step 3: Cross multiply
    400,846,929.24x = 600,487,626.44 × 190,458,213.47
  4. Step 4: Simplify right side
    400,846,929.24x = 114,367,800,540,076,848
  5. Step 5: Solve for x
    x = 114,367,800,540,076,848/400,846,929.24
  6. Step 6: Final answer
    x = 285,315,396.47

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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.