Home / 354,194,051.06-488,944,523.75-228,807,383.92

Finding the Fourth Proportional to 354,194,051.06, 488,944,523.75 and 228,807,383.92

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Solution

The fourth proportional to 354,194,051.06, 488,944,523.75 and 228,807,383.92 is: 315,855,438.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,194,051.06 : 488,944,523.75 = 228,807,383.92 : x
  2. Step 2: Convert to fraction form
    354,194,051.06/488,944,523.75 = 228,807,383.92/x
  3. Step 3: Cross multiply
    354,194,051.06x = 488,944,523.75 × 228,807,383.92
  4. Step 4: Simplify right side
    354,194,051.06x = 111,874,117,357,659,040
  5. Step 5: Solve for x
    x = 111,874,117,357,659,040/354,194,051.06
  6. Step 6: Final answer
    x = 315,855,438.63

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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.