Home / 274,105,879.68-378,350,804.16-176,320,744.32

Finding the Fourth Proportional to 274,105,879.68, 378,350,804.16 and 176,320,744.32

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Solution

The fourth proportional to 274,105,879.68, 378,350,804.16 and 176,320,744.32 is: 243,377,104.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,105,879.68 : 378,350,804.16 = 176,320,744.32 : x
  2. Step 2: Convert to fraction form
    274,105,879.68/378,350,804.16 = 176,320,744.32/x
  3. Step 3: Cross multiply
    274,105,879.68x = 378,350,804.16 × 176,320,744.32
  4. Step 4: Simplify right side
    274,105,879.68x = 66,711,095,403,561,752
  5. Step 5: Solve for x
    x = 66,711,095,403,561,752/274,105,879.68
  6. Step 6: Final answer
    x = 243,377,104.79

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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.