Home / 382,449,190.40-573,950,131.68-152,285,629.76

Finding the Fourth Proportional to 382,449,190.40, 573,950,131.68 and 152,285,629.76

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Solution

The fourth proportional to 382,449,190.40, 573,950,131.68 and 152,285,629.76 is: 228,538,481.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,449,190.40 : 573,950,131.68 = 152,285,629.76 : x
  2. Step 2: Convert to fraction form
    382,449,190.40/573,950,131.68 = 152,285,629.76/x
  3. Step 3: Cross multiply
    382,449,190.40x = 573,950,131.68 × 152,285,629.76
  4. Step 4: Simplify right side
    382,449,190.40x = 87,404,357,253,723,712
  5. Step 5: Solve for x
    x = 87,404,357,253,723,712/382,449,190.40
  6. Step 6: Final answer
    x = 228,538,481.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.