Finding the Fourth Proportional to 3,848,598,342.36, 5,311,065,712.57 and 2,088,465,750.36
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Solution
The fourth proportional to 3,848,598,342.36, 5,311,065,712.57 and 2,088,465,750.36 is: 2,882,082,735.56
Step by Step Solution
- Step 1: Write the proportion equation
3,848,598,342.36 : 5,311,065,712.57 = 2,088,465,750.36 : x - Step 2: Convert to fraction form
3,848,598,342.36/5,311,065,712.57 = 2,088,465,750.36/x - Step 3: Cross multiply
3,848,598,342.36x = 5,311,065,712.57 × 2,088,465,750.36 - Step 4: Simplify right side
3,848,598,342.36x = 11,091,978,838,608,551,936 - Step 5: Solve for x
x = 11,091,978,838,608,551,936/3,848,598,342.36 - Step 6: Final answer
x = 2,882,082,735.56
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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.