Finding the Fourth Proportional to 166,131,466.26, 229,266,048.27 and 91,796,840.75
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Solution
The fourth proportional to 166,131,466.26, 229,266,048.27 and 91,796,840.75 is: 126,682,195.70
Step by Step Solution
- Step 1: Write the proportion equation
166,131,466.26 : 229,266,048.27 = 91,796,840.75 : x - Step 2: Convert to fraction form
166,131,466.26/229,266,048.27 = 91,796,840.75/x - Step 3: Cross multiply
166,131,466.26x = 229,266,048.27 × 91,796,840.75 - Step 4: Simplify right side
166,131,466.26x = 21,045,898,921,276,676 - Step 5: Solve for x
x = 21,045,898,921,276,676/166,131,466.26 - Step 6: Final answer
x = 126,682,195.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.