Finding the Fourth Proportional to 166,811,550.12, 230,199,934.18 and 92,471,922.29
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Solution
The fourth proportional to 166,811,550.12, 230,199,934.18 and 92,471,922.29 is: 127,611,249.99
Step by Step Solution
- Step 1: Write the proportion equation
166,811,550.12 : 230,199,934.18 = 92,471,922.29 : x - Step 2: Convert to fraction form
166,811,550.12/230,199,934.18 = 92,471,922.29/x - Step 3: Cross multiply
166,811,550.12x = 230,199,934.18 × 92,471,922.29 - Step 4: Simplify right side
166,811,550.12x = 21,287,030,423,878,676 - Step 5: Solve for x
x = 21,287,030,423,878,676/166,811,550.12 - Step 6: Final answer
x = 127,611,249.99
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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.