Home / 445,496,620.05-614,898,347.64-304,424,942.29

Finding the Fourth Proportional to 445,496,620.05, 614,898,347.64 and 304,424,942.29

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Solution

The fourth proportional to 445,496,620.05, 614,898,347.64 and 304,424,942.29 is: 420,183,645.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,496,620.05 : 614,898,347.64 = 304,424,942.29 : x
  2. Step 2: Convert to fraction form
    445,496,620.05/614,898,347.64 = 304,424,942.29/x
  3. Step 3: Cross multiply
    445,496,620.05x = 614,898,347.64 × 304,424,942.29
  4. Step 4: Simplify right side
    445,496,620.05x = 187,190,393,994,523,360
  5. Step 5: Solve for x
    x = 187,190,393,994,523,360/445,496,620.05
  6. Step 6: Final answer
    x = 420,183,645.78

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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.