Finding the Fourth Proportional to 3,821,567,954,355.40, 5,732,351,998,288.70 and 917,293,276,272.99
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Solution
The fourth proportional to 3,821,567,954,355.40, 5,732,351,998,288.70 and 917,293,276,272.99 is: 1,375,939,930,432.87
Step by Step Solution
- Step 1: Write the proportion equation
3,821,567,954,355.40 : 5,732,351,998,288.70 = 917,293,276,272.99 : x - Step 2: Convert to fraction form
3,821,567,954,355.40/5,732,351,998,288.70 = 917,293,276,272.99/x - Step 3: Cross multiply
3,821,567,954,355.40x = 5,732,351,998,288.70 × 917,293,276,272.99 - Step 4: Simplify right side
3,821,567,954,355.40x = 5,258,247,945,260,263,131,840,512 - Step 5: Solve for x
x = 5,258,247,945,260,263,131,840,512/3,821,567,954,355.40 - Step 6: Final answer
x = 1,375,939,930,432.87
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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.