Home / 199,728,158,617.98-299,560,346,732.10-58,204,476,343.16

Finding the Fourth Proportional to 199,728,158,617.98, 299,560,346,732.10 and 58,204,476,343.16

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Solution

The fourth proportional to 199,728,158,617.98, 299,560,346,732.10 and 58,204,476,343.16 is: 87,297,420,831.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,728,158,617.98 : 299,560,346,732.10 = 58,204,476,343.16 : x
  2. Step 2: Convert to fraction form
    199,728,158,617.98/299,560,346,732.10 = 58,204,476,343.16/x
  3. Step 3: Cross multiply
    199,728,158,617.98x = 299,560,346,732.10 × 58,204,476,343.16
  4. Step 4: Simplify right side
    199,728,158,617.98x = 17,435,753,114,717,321,691,136
  5. Step 5: Solve for x
    x = 17,435,753,114,717,321,691,136/199,728,158,617.98
  6. Step 6: Final answer
    x = 87,297,420,831.21

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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.