Finding the Fourth Proportional to 135,044,851.70, 186,361,858.58 and 73,165,190.24
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Solution
The fourth proportional to 135,044,851.70, 186,361,858.58 and 73,165,190.24 is: 100,967,942.61
Step by Step Solution
- Step 1: Write the proportion equation
135,044,851.70 : 186,361,858.58 = 73,165,190.24 : x - Step 2: Convert to fraction form
135,044,851.70/186,361,858.58 = 73,165,190.24/x - Step 3: Cross multiply
135,044,851.70x = 186,361,858.58 × 73,165,190.24 - Step 4: Simplify right side
135,044,851.70x = 13,635,200,836,485,676 - Step 5: Solve for x
x = 13,635,200,836,485,676/135,044,851.70 - Step 6: Final answer
x = 100,967,942.61
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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.