Finding the Fourth Proportional to 349,930,250.26, 482,918,406.72 and 201,251,472.18
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Solution
The fourth proportional to 349,930,250.26, 482,918,406.72 and 201,251,472.18 is: 277,735,463.63
Step by Step Solution
- Step 1: Write the proportion equation
349,930,250.26 : 482,918,406.72 = 201,251,472.18 : x - Step 2: Convert to fraction form
349,930,250.26/482,918,406.72 = 201,251,472.18/x - Step 3: Cross multiply
349,930,250.26x = 482,918,406.72 × 201,251,472.18 - Step 4: Simplify right side
349,930,250.26x = 97,188,040,295,220,016 - Step 5: Solve for x
x = 97,188,040,295,220,016/349,930,250.26 - Step 6: Final answer
x = 277,735,463.63
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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.