Finding the Fourth Proportional to 611,139,043.44, 916,738,969.44 and 174,504,512.88
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Solution
The fourth proportional to 611,139,043.44, 916,738,969.44 and 174,504,512.88 is: 261,765,450.95
Step by Step Solution
- Step 1: Write the proportion equation
611,139,043.44 : 916,738,969.44 = 174,504,512.88 : x - Step 2: Convert to fraction form
611,139,043.44/916,738,969.44 = 174,504,512.88/x - Step 3: Cross multiply
611,139,043.44x = 916,738,969.44 × 174,504,512.88 - Step 4: Simplify right side
611,139,043.44x = 159,975,087,300,240,416 - Step 5: Solve for x
x = 159,975,087,300,240,416/611,139,043.44 - Step 6: Final answer
x = 261,765,450.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.