Finding the Fourth Proportional to 2,606,637,771.20, 3,910,145,613.60 and 1,569,264,939.20
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Solution
The fourth proportional to 2,606,637,771.20, 3,910,145,613.60 and 1,569,264,939.20 is: 2,354,011,165.80
Step by Step Solution
- Step 1: Write the proportion equation
2,606,637,771.20 : 3,910,145,613.60 = 1,569,264,939.20 : x - Step 2: Convert to fraction form
2,606,637,771.20/3,910,145,613.60 = 1,569,264,939.20/x - Step 3: Cross multiply
2,606,637,771.20x = 3,910,145,613.60 × 1,569,264,939.20 - Step 4: Simplify right side
2,606,637,771.20x = 6,136,054,418,589,151,232 - Step 5: Solve for x
x = 6,136,054,418,589,151,232/2,606,637,771.20 - Step 6: Final answer
x = 2,354,011,165.80
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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.