Finding the Fourth Proportional to 4,728,501,603.80, 6,525,361,723.62 and 2,585,112,882.02
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Solution
The fourth proportional to 4,728,501,603.80, 6,525,361,723.62 and 2,585,112,882.02 is: 3,567,471,910.77
Step by Step Solution
- Step 1: Write the proportion equation
4,728,501,603.80 : 6,525,361,723.62 = 2,585,112,882.02 : x - Step 2: Convert to fraction form
4,728,501,603.80/6,525,361,723.62 = 2,585,112,882.02/x - Step 3: Cross multiply
4,728,501,603.80x = 6,525,361,723.62 × 2,585,112,882.02 - Step 4: Simplify right side
4,728,501,603.80x = 16,868,796,651,570,292,736 - Step 5: Solve for x
x = 16,868,796,651,570,292,736/4,728,501,603.80 - Step 6: Final answer
x = 3,567,471,910.77
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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.