Home / 494,560,002.40-741,840,003.60-313,012,175.20

Finding the Fourth Proportional to 494,560,002.40, 741,840,003.60 and 313,012,175.20

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Solution

The fourth proportional to 494,560,002.40, 741,840,003.60 and 313,012,175.20 is: 469,518,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,560,002.40 : 741,840,003.60 = 313,012,175.20 : x
  2. Step 2: Convert to fraction form
    494,560,002.40/741,840,003.60 = 313,012,175.20/x
  3. Step 3: Cross multiply
    494,560,002.40x = 741,840,003.60 × 313,012,175.20
  4. Step 4: Simplify right side
    494,560,002.40x = 232,204,953,177,211,840
  5. Step 5: Solve for x
    x = 232,204,953,177,211,840/494,560,002.40
  6. Step 6: Final answer
    x = 469,518,262.80

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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.