Finding the Fourth Proportional to 142,320,910,223.29, 213,480,440,625.18 and 36,202,069,841.18
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Solution
The fourth proportional to 142,320,910,223.29, 213,480,440,625.18 and 36,202,069,841.18 is: 54,302,869,543.99
Step by Step Solution
- Step 1: Write the proportion equation
142,320,910,223.29 : 213,480,440,625.18 = 36,202,069,841.18 : x - Step 2: Convert to fraction form
142,320,910,223.29/213,480,440,625.18 = 36,202,069,841.18/x - Step 3: Cross multiply
142,320,910,223.29x = 213,480,440,625.18 × 36,202,069,841.18 - Step 4: Simplify right side
142,320,910,223.29x = 7,728,433,821,237,793,259,520 - Step 5: Solve for x
x = 7,728,433,821,237,793,259,520/142,320,910,223.29 - Step 6: Final answer
x = 54,302,869,543.99
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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.