Finding the Fourth Proportional to 131,922,120.41, 182,052,740.67 and 73,184,786.95
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Solution
The fourth proportional to 131,922,120.41, 182,052,740.67 and 73,184,786.95 is: 100,995,124.99
Step by Step Solution
- Step 1: Write the proportion equation
131,922,120.41 : 182,052,740.67 = 73,184,786.95 : x - Step 2: Convert to fraction form
131,922,120.41/182,052,740.67 = 73,184,786.95/x - Step 3: Cross multiply
131,922,120.41x = 182,052,740.67 × 73,184,786.95 - Step 4: Simplify right side
131,922,120.41x = 13,323,491,039,597,550 - Step 5: Solve for x
x = 13,323,491,039,597,550/131,922,120.41 - Step 6: Final answer
x = 100,995,124.99
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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.