Home / 167,121,027.78-230,622,525.86-100,177,799.27

Finding the Fourth Proportional to 167,121,027.78, 230,622,525.86 and 100,177,799.27

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Solution

The fourth proportional to 167,121,027.78, 230,622,525.86 and 100,177,799.27 is: 138,242,670.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,121,027.78 : 230,622,525.86 = 100,177,799.27 : x
  2. Step 2: Convert to fraction form
    167,121,027.78/230,622,525.86 = 100,177,799.27/x
  3. Step 3: Cross multiply
    167,121,027.78x = 230,622,525.86 × 100,177,799.27
  4. Step 4: Simplify right side
    167,121,027.78x = 23,103,257,101,089,460
  5. Step 5: Solve for x
    x = 23,103,257,101,089,460/167,121,027.78
  6. Step 6: Final answer
    x = 138,242,670.05

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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.