Finding the Fourth Proportional to 136,644,933.98, 204,967,236.74 and 44,528,526.78
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Solution
The fourth proportional to 136,644,933.98, 204,967,236.74 and 44,528,526.78 is: 66,792,736.65
Step by Step Solution
- Step 1: Write the proportion equation
136,644,933.98 : 204,967,236.74 = 44,528,526.78 : x - Step 2: Convert to fraction form
136,644,933.98/204,967,236.74 = 44,528,526.78/x - Step 3: Cross multiply
136,644,933.98x = 204,967,236.74 × 44,528,526.78 - Step 4: Simplify right side
136,644,933.98x = 9,126,889,089,977,048 - Step 5: Solve for x
x = 9,126,889,089,977,048/136,644,933.98 - Step 6: Final answer
x = 66,792,736.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.