Finding the Fourth Proportional to 8,355,588,121,623.20, 12,539,107,255,328 and 2,916,214,969,230.40
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Solution
The fourth proportional to 8,355,588,121,623.20, 12,539,107,255,328 and 2,916,214,969,230.40 is: 4,376,320,582,885.48
Step by Step Solution
- Step 1: Write the proportion equation
8,355,588,121,623.20 : 12,539,107,255,328 = 2,916,214,969,230.40 : x - Step 2: Convert to fraction form
8,355,588,121,623.20/12,539,107,255,328 = 2,916,214,969,230.40/x - Step 3: Cross multiply
8,355,588,121,623.20x = 12,539,107,255,328 × 2,916,214,969,230.40 - Step 4: Simplify right side
8,355,588,121,623.20x = 36,566,732,278,773,027,889,479,680 - Step 5: Solve for x
x = 36,566,732,278,773,027,889,479,680/8,355,588,121,623.20 - Step 6: Final answer
x = 4,376,320,582,885.48
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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.