Finding the Fourth Proportional to 2,563,910,405.80, 3,845,865,608.70 and 2,536,700,626.60
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Solution
The fourth proportional to 2,563,910,405.80, 3,845,865,608.70 and 2,536,700,626.60 is: 3,805,050,939.90
Step by Step Solution
- Step 1: Write the proportion equation
2,563,910,405.80 : 3,845,865,608.70 = 2,536,700,626.60 : x - Step 2: Convert to fraction form
2,563,910,405.80/3,845,865,608.70 = 2,536,700,626.60/x - Step 3: Cross multiply
2,563,910,405.80x = 3,845,865,608.70 × 2,536,700,626.60 - Step 4: Simplify right side
2,563,910,405.80x = 9,755,809,699,408,678,912 - Step 5: Solve for x
x = 9,755,809,699,408,678,912/2,563,910,405.80 - Step 6: Final answer
x = 3,805,050,939.90
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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.