Finding the Fourth Proportional to 365,795,206.18, 504,797,871.75 and 198,531,467.48
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Solution
The fourth proportional to 365,795,206.18, 504,797,871.75 and 198,531,467.48 is: 273,973,689.56
Step by Step Solution
- Step 1: Write the proportion equation
365,795,206.18 : 504,797,871.75 = 198,531,467.48 : x - Step 2: Convert to fraction form
365,795,206.18/504,797,871.75 = 198,531,467.48/x - Step 3: Cross multiply
365,795,206.18x = 504,797,871.75 × 198,531,467.48 - Step 4: Simplify right side
365,795,206.18x = 100,218,262,259,308,336 - Step 5: Solve for x
x = 100,218,262,259,308,336/365,795,206.18 - Step 6: Final answer
x = 273,973,689.56
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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.