Finding the Fourth Proportional to 4,981,969,825.95, 6,875,130,682.47 and 2,724,055,213.71
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Solution
The fourth proportional to 4,981,969,825.95, 6,875,130,682.47 and 2,724,055,213.71 is: 3,759,202,932.74
Step by Step Solution
- Step 1: Write the proportion equation
4,981,969,825.95 : 6,875,130,682.47 = 2,724,055,213.71 : x - Step 2: Convert to fraction form
4,981,969,825.95/6,875,130,682.47 = 2,724,055,213.71/x - Step 3: Cross multiply
4,981,969,825.95x = 6,875,130,682.47 × 2,724,055,213.71 - Step 4: Simplify right side
4,981,969,825.95x = 18,728,235,580,519,993,344 - Step 5: Solve for x
x = 18,728,235,580,519,993,344/4,981,969,825.95 - Step 6: Final answer
x = 3,759,202,932.74
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1.5x scale
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.