Finding the Fourth Proportional to 19,216,959,722.20, 28,829,786,181 and 10,373,608,774
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Solution
The fourth proportional to 19,216,959,722.20, 28,829,786,181 and 10,373,608,774 is: 15,562,759,520.92
Step by Step Solution
- Step 1: Write the proportion equation
19,216,959,722.20 : 28,829,786,181 = 10,373,608,774 : x - Step 2: Convert to fraction form
19,216,959,722.20/28,829,786,181 = 10,373,608,774/x - Step 3: Cross multiply
19,216,959,722.20x = 28,829,786,181 × 10,373,608,774 - Step 4: Simplify right side
19,216,959,722.20x = 299,068,922,879,765,577,728 - Step 5: Solve for x
x = 299,068,922,879,765,577,728/19,216,959,722.20 - Step 6: Final answer
x = 15,562,759,520.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.