Home / 168,392,817-252,589,235.22-40,742,001

Finding the Fourth Proportional to 168,392,817, 252,589,235.22 and 40,742,001

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Solution

The fourth proportional to 168,392,817, 252,589,235.22 and 40,742,001 is: 61,113,003.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,392,817 : 252,589,235.22 = 40,742,001 : x
  2. Step 2: Convert to fraction form
    168,392,817/252,589,235.22 = 40,742,001/x
  3. Step 3: Cross multiply
    168,392,817x = 252,589,235.22 × 40,742,001
  4. Step 4: Simplify right side
    168,392,817x = 10,290,990,873,922,476
  5. Step 5: Solve for x
    x = 10,290,990,873,922,476/168,392,817
  6. Step 6: Final answer
    x = 61,113,003.85

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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.