Home / 134,776,942.92-185,992,216.74-76,052,053.08

Finding the Fourth Proportional to 134,776,942.92, 185,992,216.74 and 76,052,053.08

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Solution

The fourth proportional to 134,776,942.92, 185,992,216.74 and 76,052,053.08 is: 104,951,853.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,776,942.92 : 185,992,216.74 = 76,052,053.08 : x
  2. Step 2: Convert to fraction form
    134,776,942.92/185,992,216.74 = 76,052,053.08/x
  3. Step 3: Cross multiply
    134,776,942.92x = 185,992,216.74 × 76,052,053.08
  4. Step 4: Simplify right side
    134,776,942.92x = 14,145,089,939,977,344
  5. Step 5: Solve for x
    x = 14,145,089,939,977,344/134,776,942.92
  6. Step 6: Final answer
    x = 104,951,853.29

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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.