Home / 193,285,969,485.82-266,742,905,012.47-107,646,921,498.24

Finding the Fourth Proportional to 193,285,969,485.82, 266,742,905,012.47 and 107,646,921,498.24

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Solution

The fourth proportional to 193,285,969,485.82, 266,742,905,012.47 and 107,646,921,498.24 is: 148,557,355,882.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,285,969,485.82 : 266,742,905,012.47 = 107,646,921,498.24 : x
  2. Step 2: Convert to fraction form
    193,285,969,485.82/266,742,905,012.47 = 107,646,921,498.24/x
  3. Step 3: Cross multiply
    193,285,969,485.82x = 266,742,905,012.47 × 107,646,921,498.24
  4. Step 4: Simplify right side
    193,285,969,485.82x = 28,714,052,556,089,846,661,120
  5. Step 5: Solve for x
    x = 28,714,052,556,089,846,661,120/193,285,969,485.82
  6. Step 6: Final answer
    x = 148,557,355,882.97

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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.