Finding the Fourth Proportional to 100,203,193.06, 150,329,824.81 and 70,716,956.09
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Solution
The fourth proportional to 100,203,193.06, 150,329,824.81 and 70,716,956.09 is: 106,093,102.39
Step by Step Solution
- Step 1: Write the proportion equation
100,203,193.06 : 150,329,824.81 = 70,716,956.09 : x - Step 2: Convert to fraction form
100,203,193.06/150,329,824.81 = 70,716,956.09/x - Step 3: Cross multiply
100,203,193.06x = 150,329,824.81 × 70,716,956.09 - Step 4: Simplify right side
100,203,193.06x = 10,630,867,620,420,756 - Step 5: Solve for x
x = 10,630,867,620,420,756/100,203,193.06 - Step 6: Final answer
x = 106,093,102.39
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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.