Finding the Fourth Proportional to 121,268,758.23, 167,351,321.97 and 66,264,614.73
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Solution
The fourth proportional to 121,268,758.23, 167,351,321.97 and 66,264,614.73 is: 91,445,406.36
Step by Step Solution
- Step 1: Write the proportion equation
121,268,758.23 : 167,351,321.97 = 66,264,614.73 : x - Step 2: Convert to fraction form
121,268,758.23/167,351,321.97 = 66,264,614.73/x - Step 3: Cross multiply
121,268,758.23x = 167,351,321.97 × 66,264,614.73 - Step 4: Simplify right side
121,268,758.23x = 11,089,470,874,898,234 - Step 5: Solve for x
x = 11,089,470,874,898,234/121,268,758.23 - Step 6: Final answer
x = 91,445,406.36
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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.