Home / 165,957,564.30-248,936,346.45-122,372,759.30

Finding the Fourth Proportional to 165,957,564.30, 248,936,346.45 and 122,372,759.30

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Solution

The fourth proportional to 165,957,564.30, 248,936,346.45 and 122,372,759.30 is: 183,559,138.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,957,564.30 : 248,936,346.45 = 122,372,759.30 : x
  2. Step 2: Convert to fraction form
    165,957,564.30/248,936,346.45 = 122,372,759.30/x
  3. Step 3: Cross multiply
    165,957,564.30x = 248,936,346.45 × 122,372,759.30
  4. Step 4: Simplify right side
    165,957,564.30x = 30,463,027,603,902,576
  5. Step 5: Solve for x
    x = 30,463,027,603,902,576/165,957,564.30
  6. Step 6: Final answer
    x = 183,559,138.94

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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.