Home / 254,780,436.33-351,589,879.80-154,368,323.82

Finding the Fourth Proportional to 254,780,436.33, 351,589,879.80 and 154,368,323.82

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Solution

The fourth proportional to 254,780,436.33, 351,589,879.80 and 154,368,323.82 is: 213,023,971.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,780,436.33 : 351,589,879.80 = 154,368,323.82 : x
  2. Step 2: Convert to fraction form
    254,780,436.33/351,589,879.80 = 154,368,323.82/x
  3. Step 3: Cross multiply
    254,780,436.33x = 351,589,879.80 × 154,368,323.82
  4. Step 4: Simplify right side
    254,780,436.33x = 54,274,340,416,801,280
  5. Step 5: Solve for x
    x = 54,274,340,416,801,280/254,780,436.33
  6. Step 6: Final answer
    x = 213,023,971.54

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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.