Finding the Fourth Proportional to 4,556,155,992.96, 6,287,739,396.48 and 2,548,871,383.68
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Solution
The fourth proportional to 4,556,155,992.96, 6,287,739,396.48 and 2,548,871,383.68 is: 3,517,579,082.12
Step by Step Solution
- Step 1: Write the proportion equation
4,556,155,992.96 : 6,287,739,396.48 = 2,548,871,383.68 : x - Step 2: Convert to fraction form
4,556,155,992.96/6,287,739,396.48 = 2,548,871,383.68/x - Step 3: Cross multiply
4,556,155,992.96x = 6,287,739,396.48 × 2,548,871,383.68 - Step 4: Simplify right side
4,556,155,992.96x = 16,026,639,015,725,223,936 - Step 5: Solve for x
x = 16,026,639,015,725,223,936/4,556,155,992.96 - Step 6: Final answer
x = 3,517,579,082.12
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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.