Home / 322,991,858.33-445,669,969.40-181,841,128.73

Finding the Fourth Proportional to 322,991,858.33, 445,669,969.40 and 181,841,128.73

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Solution

The fourth proportional to 322,991,858.33, 445,669,969.40 and 181,841,128.73 is: 250,907,656.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,991,858.33 : 445,669,969.40 = 181,841,128.73 : x
  2. Step 2: Convert to fraction form
    322,991,858.33/445,669,969.40 = 181,841,128.73/x
  3. Step 3: Cross multiply
    322,991,858.33x = 445,669,969.40 × 181,841,128.73
  4. Step 4: Simplify right side
    322,991,858.33x = 81,041,130,276,760,544
  5. Step 5: Solve for x
    x = 81,041,130,276,760,544/322,991,858.33
  6. Step 6: Final answer
    x = 250,907,656.61

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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.