Home / 395,061,323.81-543,940,803.09-335,404,622.93

Finding the Fourth Proportional to 395,061,323.81, 543,940,803.09 and 335,404,622.93

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Solution

The fourth proportional to 395,061,323.81, 543,940,803.09 and 335,404,622.93 is: 461,802,380.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,061,323.81 : 543,940,803.09 = 335,404,622.93 : x
  2. Step 2: Convert to fraction form
    395,061,323.81/543,940,803.09 = 335,404,622.93/x
  3. Step 3: Cross multiply
    395,061,323.81x = 543,940,803.09 × 335,404,622.93
  4. Step 4: Simplify right side
    395,061,323.81x = 182,440,259,953,923,136
  5. Step 5: Solve for x
    x = 182,440,259,953,923,136/395,061,323.81
  6. Step 6: Final answer
    x = 461,802,380.95

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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.