Finding the Fourth Proportional to 205,560,601.12, 283,647,478.08 and 117,460,309.60
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Solution
The fourth proportional to 205,560,601.12, 283,647,478.08 and 117,460,309.60 is: 162,080,283.92
Step by Step Solution
- Step 1: Write the proportion equation
205,560,601.12 : 283,647,478.08 = 117,460,309.60 : x - Step 2: Convert to fraction form
205,560,601.12/283,647,478.08 = 117,460,309.60/x - Step 3: Cross multiply
205,560,601.12x = 283,647,478.08 × 117,460,309.60 - Step 4: Simplify right side
205,560,601.12x = 33,317,320,592,536,008 - Step 5: Solve for x
x = 33,317,320,592,536,008/205,560,601.12 - Step 6: Final answer
x = 162,080,283.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.