Finding the Fourth Proportional to 364,527,556.84, 503,048,028.36 and 199,515,126.34
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Solution
The fourth proportional to 364,527,556.84, 503,048,028.36 and 199,515,126.34 is: 275,330,874.31
Step by Step Solution
- Step 1: Write the proportion equation
364,527,556.84 : 503,048,028.36 = 199,515,126.34 : x - Step 2: Convert to fraction form
364,527,556.84/503,048,028.36 = 199,515,126.34/x - Step 3: Cross multiply
364,527,556.84x = 503,048,028.36 × 199,515,126.34 - Step 4: Simplify right side
364,527,556.84x = 100,365,690,933,333,312 - Step 5: Solve for x
x = 100,365,690,933,333,312/364,527,556.84 - Step 6: Final answer
x = 275,330,874.31
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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.