Finding the Fourth Proportional to 3,545,880,774.60, 5,318,821,161.90 and 2,076,552,697.80
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Solution
The fourth proportional to 3,545,880,774.60, 5,318,821,161.90 and 2,076,552,697.80 is: 3,114,829,046.70
Step by Step Solution
- Step 1: Write the proportion equation
3,545,880,774.60 : 5,318,821,161.90 = 2,076,552,697.80 : x - Step 2: Convert to fraction form
3,545,880,774.60/5,318,821,161.90 = 2,076,552,697.80/x - Step 3: Cross multiply
3,545,880,774.60x = 5,318,821,161.90 × 2,076,552,697.80 - Step 4: Simplify right side
3,545,880,774.60x = 11,044,812,432,859,174,912 - Step 5: Solve for x
x = 11,044,812,432,859,174,912/3,545,880,774.60 - Step 6: Final answer
x = 3,114,829,046.70
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1.5x scale
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.