Finding the Fourth Proportional to 5,048,936,277.92, 6,967,398,396.24 and 2,821,286,771.36
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Solution
The fourth proportional to 5,048,936,277.92, 6,967,398,396.24 and 2,821,286,771.36 is: 3,893,301,052.75
Step by Step Solution
- Step 1: Write the proportion equation
5,048,936,277.92 : 6,967,398,396.24 = 2,821,286,771.36 : x - Step 2: Convert to fraction form
5,048,936,277.92/6,967,398,396.24 = 2,821,286,771.36/x - Step 3: Cross multiply
5,048,936,277.92x = 6,967,398,396.24 × 2,821,286,771.36 - Step 4: Simplify right side
5,048,936,277.92x = 19,657,028,926,106,791,936 - Step 5: Solve for x
x = 19,657,028,926,106,791,936/5,048,936,277.92 - Step 6: Final answer
x = 3,893,301,052.75
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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.