Finding the Fourth Proportional to 397,507,324.19, 596,382,674.20 and 203,556,064.19
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Solution
The fourth proportional to 397,507,324.19, 596,382,674.20 and 203,556,064.19 is: 305,396,410.38
Step by Step Solution
- Step 1: Write the proportion equation
397,507,324.19 : 596,382,674.20 = 203,556,064.19 : x - Step 2: Convert to fraction form
397,507,324.19/596,382,674.20 = 203,556,064.19/x - Step 3: Cross multiply
397,507,324.19x = 596,382,674.20 × 203,556,064.19 - Step 4: Simplify right side
397,507,324.19x = 121,397,309,907,768,256 - Step 5: Solve for x
x = 121,397,309,907,768,256/397,507,324.19 - Step 6: Final answer
x = 305,396,410.38
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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.