Finding the Fourth Proportional to 248,936,378.70, 373,404,568.05 and 231,930,266.70
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Solution
The fourth proportional to 248,936,378.70, 373,404,568.05 and 231,930,266.70 is: 347,895,400.05
Step by Step Solution
- Step 1: Write the proportion equation
248,936,378.70 : 373,404,568.05 = 231,930,266.70 : x - Step 2: Convert to fraction form
248,936,378.70/373,404,568.05 = 231,930,266.70/x - Step 3: Cross multiply
248,936,378.70x = 373,404,568.05 × 231,930,266.70 - Step 4: Simplify right side
248,936,378.70x = 86,603,821,054,834,800 - Step 5: Solve for x
x = 86,603,821,054,834,800/248,936,378.70 - Step 6: Final answer
x = 347,895,400.05
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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.