Finding the Fourth Proportional to 3,906,295,167.04, 5,391,149,467.98 and 2,320,393,390.99
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Solution
The fourth proportional to 3,906,295,167.04, 5,391,149,467.98 and 2,320,393,390.99 is: 3,202,417,395.62
Step by Step Solution
- Step 1: Write the proportion equation
3,906,295,167.04 : 5,391,149,467.98 = 2,320,393,390.99 : x - Step 2: Convert to fraction form
3,906,295,167.04/5,391,149,467.98 = 2,320,393,390.99/x - Step 3: Cross multiply
3,906,295,167.04x = 5,391,149,467.98 × 2,320,393,390.99 - Step 4: Simplify right side
3,906,295,167.04x = 12,509,587,595,335,852,032 - Step 5: Solve for x
x = 12,509,587,595,335,852,032/3,906,295,167.04 - Step 6: Final answer
x = 3,202,417,395.62
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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.