Home / 238,237,846.38-328,776,202.31-132,395,722.54

Finding the Fourth Proportional to 238,237,846.38, 328,776,202.31 and 132,395,722.54

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Solution

The fourth proportional to 238,237,846.38, 328,776,202.31 and 132,395,722.54 is: 182,710,528.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,237,846.38 : 328,776,202.31 = 132,395,722.54 : x
  2. Step 2: Convert to fraction form
    238,237,846.38/328,776,202.31 = 132,395,722.54/x
  3. Step 3: Cross multiply
    238,237,846.38x = 328,776,202.31 × 132,395,722.54
  4. Step 4: Simplify right side
    238,237,846.38x = 43,528,562,859,902,144
  5. Step 5: Solve for x
    x = 43,528,562,859,902,144/238,237,846.38
  6. Step 6: Final answer
    x = 182,710,528.66

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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.