Finding the Fourth Proportional to 131,922,119.91, 182,052,739.98 and 73,184,786.46
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Solution
The fourth proportional to 131,922,119.91, 182,052,739.98 and 73,184,786.46 is: 100,995,124.31
Step by Step Solution
- Step 1: Write the proportion equation
131,922,119.91 : 182,052,739.98 = 73,184,786.46 : x - Step 2: Convert to fraction form
131,922,119.91/182,052,739.98 = 73,184,786.46/x - Step 3: Cross multiply
131,922,119.91x = 182,052,739.98 × 73,184,786.46 - Step 4: Simplify right side
131,922,119.91x = 13,323,490,899,894,202 - Step 5: Solve for x
x = 13,323,490,899,894,202/131,922,119.91 - Step 6: Final answer
x = 100,995,124.31
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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.