Finding the Fourth Proportional to 8,124,561,588,382.20, 11,211,556,605,911 and 4,420,792,441,772.70
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Solution
The fourth proportional to 8,124,561,588,382.20, 11,211,556,605,911 and 4,420,792,441,772.70 is: 6,100,509,444,693.32
Step by Step Solution
- Step 1: Write the proportion equation
8,124,561,588,382.20 : 11,211,556,605,911 = 4,420,792,441,772.70 : x - Step 2: Convert to fraction form
8,124,561,588,382.20/11,211,556,605,911 = 4,420,792,441,772.70/x - Step 3: Cross multiply
8,124,561,588,382.20x = 11,211,556,605,911 × 4,420,792,441,772.70 - Step 4: Simplify right side
8,124,561,588,382.20x = 49,563,964,703,918,138,438,189,056 - Step 5: Solve for x
x = 49,563,964,703,918,138,438,189,056/8,124,561,588,382.20 - Step 6: Final answer
x = 6,100,509,444,693.32
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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.