Home / 4,405,174,879.76-6,607,981,886.88-1,257,856,290.80

Finding the Fourth Proportional to 4,405,174,879.76, 6,607,981,886.88 and 1,257,856,290.80

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Solution

The fourth proportional to 4,405,174,879.76, 6,607,981,886.88 and 1,257,856,290.80 is: 1,886,847,131.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405,174,879.76 : 6,607,981,886.88 = 1,257,856,290.80 : x
  2. Step 2: Convert to fraction form
    4,405,174,879.76/6,607,981,886.88 = 1,257,856,290.80/x
  3. Step 3: Cross multiply
    4,405,174,879.76x = 6,607,981,886.88 × 1,257,856,290.80
  4. Step 4: Simplify right side
    4,405,174,879.76x = 8,311,891,585,904,461,824
  5. Step 5: Solve for x
    x = 8,311,891,585,904,461,824/4,405,174,879.76
  6. Step 6: Final answer
    x = 1,886,847,131.56

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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.