Finding the Fourth Proportional to 319,363,241.24, 440,613,021.66 and 260,524,193.24
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Solution
The fourth proportional to 319,363,241.24, 440,613,021.66 and 260,524,193.24 is: 359,435,079.48
Step by Step Solution
- Step 1: Write the proportion equation
319,363,241.24 : 440,613,021.66 = 260,524,193.24 : x - Step 2: Convert to fraction form
319,363,241.24/440,613,021.66 = 260,524,193.24/x - Step 3: Cross multiply
319,363,241.24x = 440,613,021.66 × 260,524,193.24 - Step 4: Simplify right side
319,363,241.24x = 114,790,351,999,010,160 - Step 5: Solve for x
x = 114,790,351,999,010,160/319,363,241.24 - Step 6: Final answer
x = 359,435,079.48
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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.