Finding the Fourth Proportional to 363,625,763,458.79, 545,439,170,139.70 and 148,494,305,822.99
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Solution
The fourth proportional to 363,625,763,458.79, 545,439,170,139.70 and 148,494,305,822.99 is: 222,741,673,109.59
Step by Step Solution
- Step 1: Write the proportion equation
363,625,763,458.79 : 545,439,170,139.70 = 148,494,305,822.99 : x - Step 2: Convert to fraction form
363,625,763,458.79/545,439,170,139.70 = 148,494,305,822.99/x - Step 3: Cross multiply
363,625,763,458.79x = 545,439,170,139.70 × 148,494,305,822.99 - Step 4: Simplify right side
363,625,763,458.79x = 80,994,610,938,562,488,565,760 - Step 5: Solve for x
x = 80,994,610,938,562,488,565,760/363,625,763,458.79 - Step 6: Final answer
x = 222,741,673,109.59
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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.