Finding the Fourth Proportional to 252,017,998.40, 377,601,844.80 and 122,346,394.40
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Solution
The fourth proportional to 252,017,998.40, 377,601,844.80 and 122,346,394.40 is: 183,313,193.99
Step by Step Solution
- Step 1: Write the proportion equation
252,017,998.40 : 377,601,844.80 = 122,346,394.40 : x - Step 2: Convert to fraction form
252,017,998.40/377,601,844.80 = 122,346,394.40/x - Step 3: Cross multiply
252,017,998.40x = 377,601,844.80 × 122,346,394.40 - Step 4: Simplify right side
252,017,998.40x = 46,198,224,230,068,392 - Step 5: Solve for x
x = 46,198,224,230,068,392/252,017,998.40 - Step 6: Final answer
x = 183,313,193.99
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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.