Finding the Fourth Proportional to 129,535,741.80, 194,303,612.70 and 33,797,629.80
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Solution
The fourth proportional to 129,535,741.80, 194,303,612.70 and 33,797,629.80 is: 50,696,444.70
Step by Step Solution
- Step 1: Write the proportion equation
129,535,741.80 : 194,303,612.70 = 33,797,629.80 : x - Step 2: Convert to fraction form
129,535,741.80/194,303,612.70 = 33,797,629.80/x - Step 3: Cross multiply
129,535,741.80x = 194,303,612.70 × 33,797,629.80 - Step 4: Simplify right side
129,535,741.80x = 6,567,001,570,837,177 - Step 5: Solve for x
x = 6,567,001,570,837,177/129,535,741.80 - Step 6: Final answer
x = 50,696,444.70
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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.