Finding the Fourth Proportional to 4,792,479,131.60, 6,614,278,199.60 and 2,757,888,170.88
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Solution
The fourth proportional to 4,792,479,131.60, 6,614,278,199.60 and 2,757,888,170.88 is: 3,806,263,752.99
Step by Step Solution
- Step 1: Write the proportion equation
4,792,479,131.60 : 6,614,278,199.60 = 2,757,888,170.88 : x - Step 2: Convert to fraction form
4,792,479,131.60/6,614,278,199.60 = 2,757,888,170.88/x - Step 3: Cross multiply
4,792,479,131.60x = 6,614,278,199.60 × 2,757,888,170.88 - Step 4: Simplify right side
4,792,479,131.60x = 18,241,439,605,586,305,024 - Step 5: Solve for x
x = 18,241,439,605,586,305,024/4,792,479,131.60 - Step 6: Final answer
x = 3,806,263,752.99
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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.