Finding the Fourth Proportional to 154,037,609.18, 230,504,105.37 and 133,359,175.32
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Solution
The fourth proportional to 154,037,609.18, 230,504,105.37 and 133,359,175.32 is: 199,560,597.99
Step by Step Solution
- Step 1: Write the proportion equation
154,037,609.18 : 230,504,105.37 = 133,359,175.32 : x - Step 2: Convert to fraction form
154,037,609.18/230,504,105.37 = 133,359,175.32/x - Step 3: Cross multiply
154,037,609.18x = 230,504,105.37 × 133,359,175.32 - Step 4: Simplify right side
154,037,609.18x = 30,739,837,400,572,648 - Step 5: Solve for x
x = 30,739,837,400,572,648/154,037,609.18 - Step 6: Final answer
x = 199,560,597.99
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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.