Home / 110,392,705.20-165,405,999.84-67,131,045.84

Finding the Fourth Proportional to 110,392,705.20, 165,405,999.84 and 67,131,045.84

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Solution

The fourth proportional to 110,392,705.20, 165,405,999.84 and 67,131,045.84 is: 100,585,249.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,392,705.20 : 165,405,999.84 = 67,131,045.84 : x
  2. Step 2: Convert to fraction form
    110,392,705.20/165,405,999.84 = 67,131,045.84/x
  3. Step 3: Cross multiply
    110,392,705.20x = 165,405,999.84 × 67,131,045.84
  4. Step 4: Simplify right side
    110,392,705.20x = 11,103,877,757,470,074
  5. Step 5: Solve for x
    x = 11,103,877,757,470,074/110,392,705.20
  6. Step 6: Final answer
    x = 100,585,249.16

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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.