Finding the Fourth Proportional to 2,421,437,589,236.80, 3,632,159,879,585 and 988,845,483,600.56
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Solution
The fourth proportional to 2,421,437,589,236.80, 3,632,159,879,585 and 988,845,483,600.56 is: 1,483,269,652,956.37
Step by Step Solution
- Step 1: Write the proportion equation
2,421,437,589,236.80 : 3,632,159,879,585 = 988,845,483,600.56 : x - Step 2: Convert to fraction form
2,421,437,589,236.80/3,632,159,879,585 = 988,845,483,600.56/x - Step 3: Cross multiply
2,421,437,589,236.80x = 3,632,159,879,585 × 988,845,483,600.56 - Step 4: Simplify right side
2,421,437,589,236.80x = 3,591,644,892,642,781,289,250,816 - Step 5: Solve for x
x = 3,591,644,892,642,781,289,250,816/2,421,437,589,236.80 - Step 6: Final answer
x = 1,483,269,652,956.37
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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.