Home / 338,702,843.35-467,574,151.77-227,152,879.24

Finding the Fourth Proportional to 338,702,843.35, 467,574,151.77 and 227,152,879.24

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Solution

The fourth proportional to 338,702,843.35, 467,574,151.77 and 227,152,879.24 is: 313,581,113.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,702,843.35 : 467,574,151.77 = 227,152,879.24 : x
  2. Step 2: Convert to fraction form
    338,702,843.35/467,574,151.77 = 227,152,879.24/x
  3. Step 3: Cross multiply
    338,702,843.35x = 467,574,151.77 × 227,152,879.24
  4. Step 4: Simplify right side
    338,702,843.35x = 106,210,814,832,756,240
  5. Step 5: Solve for x
    x = 106,210,814,832,756,240/338,702,843.35
  6. Step 6: Final answer
    x = 313,581,113.71

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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.