Home / 348,836,814-481,405,707.06-200,185,126.80

Finding the Fourth Proportional to 348,836,814, 481,405,707.06 and 200,185,126.80

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Solution

The fourth proportional to 348,836,814, 481,405,707.06 and 200,185,126.80 is: 276,261,732.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,836,814 : 481,405,707.06 = 200,185,126.80 : x
  2. Step 2: Convert to fraction form
    348,836,814/481,405,707.06 = 200,185,126.80/x
  3. Step 3: Cross multiply
    348,836,814x = 481,405,707.06 × 200,185,126.80
  4. Step 4: Simplify right side
    348,836,814x = 96,370,262,510,049,760
  5. Step 5: Solve for x
    x = 96,370,262,510,049,760/348,836,814
  6. Step 6: Final answer
    x = 276,261,732.26

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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.