Home / 445,496,620.55-614,898,348.33-304,424,942.79

Finding the Fourth Proportional to 445,496,620.55, 614,898,348.33 and 304,424,942.79

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Solution

The fourth proportional to 445,496,620.55, 614,898,348.33 and 304,424,942.79 is: 420,183,646.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,496,620.55 : 614,898,348.33 = 304,424,942.79 : x
  2. Step 2: Convert to fraction form
    445,496,620.55/614,898,348.33 = 304,424,942.79/x
  3. Step 3: Cross multiply
    445,496,620.55x = 614,898,348.33 × 304,424,942.79
  4. Step 4: Simplify right side
    445,496,620.55x = 187,190,394,512,025,760
  5. Step 5: Solve for x
    x = 187,190,394,512,025,760/445,496,620.55
  6. Step 6: Final answer
    x = 420,183,646.47

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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.