Home / 146,598,506.80-219,897,760.20-143,239,274.80

Finding the Fourth Proportional to 146,598,506.80, 219,897,760.20 and 143,239,274.80

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Solution

The fourth proportional to 146,598,506.80, 219,897,760.20 and 143,239,274.80 is: 214,858,912.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,598,506.80 : 219,897,760.20 = 143,239,274.80 : x
  2. Step 2: Convert to fraction form
    146,598,506.80/219,897,760.20 = 143,239,274.80/x
  3. Step 3: Cross multiply
    146,598,506.80x = 219,897,760.20 × 143,239,274.80
  4. Step 4: Simplify right side
    146,598,506.80x = 31,497,995,701,192,304
  5. Step 5: Solve for x
    x = 31,497,995,701,192,304/146,598,506.80
  6. Step 6: Final answer
    x = 214,858,912.20

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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.