Finding the Fourth Proportional to 397,613,247.80, 596,419,871.70 and 110,398,911.80
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Solution
The fourth proportional to 397,613,247.80, 596,419,871.70 and 110,398,911.80 is: 165,598,367.70
Step by Step Solution
- Step 1: Write the proportion equation
397,613,247.80 : 596,419,871.70 = 110,398,911.80 : x - Step 2: Convert to fraction form
397,613,247.80/596,419,871.70 = 110,398,911.80/x - Step 3: Cross multiply
397,613,247.80x = 596,419,871.70 × 110,398,911.80 - Step 4: Simplify right side
397,613,247.80x = 65,844,104,811,575,616 - Step 5: Solve for x
x = 65,844,104,811,575,616/397,613,247.80 - Step 6: Final answer
x = 165,598,367.70
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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.