Home / 271,982,916.38-375,325,474.74-148,220,936.30

Finding the Fourth Proportional to 271,982,916.38, 375,325,474.74 and 148,220,936.30

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Solution

The fourth proportional to 271,982,916.38, 375,325,474.74 and 148,220,936.30 is: 204,538,924.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,982,916.38 : 375,325,474.74 = 148,220,936.30 : x
  2. Step 2: Convert to fraction form
    271,982,916.38/375,325,474.74 = 148,220,936.30/x
  3. Step 3: Cross multiply
    271,982,916.38x = 375,325,474.74 × 148,220,936.30
  4. Step 4: Simplify right side
    271,982,916.38x = 55,631,093,283,585,808
  5. Step 5: Solve for x
    x = 55,631,093,283,585,808/271,982,916.38
  6. Step 6: Final answer
    x = 204,538,924.81

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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.