Home / 393,940,283.22-590,922,463.05-135,151,873.38

Finding the Fourth Proportional to 393,940,283.22, 590,922,463.05 and 135,151,873.38

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Solution

The fourth proportional to 393,940,283.22, 590,922,463.05 and 135,151,873.38 is: 202,731,940.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,940,283.22 : 590,922,463.05 = 135,151,873.38 : x
  2. Step 2: Convert to fraction form
    393,940,283.22/590,922,463.05 = 135,151,873.38/x
  3. Step 3: Cross multiply
    393,940,283.22x = 590,922,463.05 × 135,151,873.38
  4. Step 4: Simplify right side
    393,940,283.22x = 79,864,277,903,531,312
  5. Step 5: Solve for x
    x = 79,864,277,903,531,312/393,940,283.22
  6. Step 6: Final answer
    x = 202,731,940.11

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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.