Finding the Fourth Proportional to 656,772,158,466.27, 984,799,102,770.18 and 521,503,209,429.99
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Solution
The fourth proportional to 656,772,158,466.27, 984,799,102,770.18 and 521,503,209,429.99 is: 781,969,646,730.69
Step by Step Solution
- Step 1: Write the proportion equation
656,772,158,466.27 : 984,799,102,770.18 = 521,503,209,429.99 : x - Step 2: Convert to fraction form
656,772,158,466.27/984,799,102,770.18 = 521,503,209,429.99/x - Step 3: Cross multiply
656,772,158,466.27x = 984,799,102,770.18 × 521,503,209,429.99 - Step 4: Simplify right side
656,772,158,466.27x = 513,575,892,738,423,461,511,168 - Step 5: Solve for x
x = 513,575,892,738,423,461,511,168/656,772,158,466.27 - Step 6: Final answer
x = 781,969,646,730.69
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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.