Finding the Fourth Proportional to 299,230,578.40, 449,129,302.80 and 184,439,322.40
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Solution
The fourth proportional to 299,230,578.40, 449,129,302.80 and 184,439,322.40 is: 276,833,686.99
Step by Step Solution
- Step 1: Write the proportion equation
299,230,578.40 : 449,129,302.80 = 184,439,322.40 : x - Step 2: Convert to fraction form
299,230,578.40/449,129,302.80 = 184,439,322.40/x - Step 3: Cross multiply
299,230,578.40x = 449,129,302.80 × 184,439,322.40 - Step 4: Simplify right side
299,230,578.40x = 82,837,104,278,416,432 - Step 5: Solve for x
x = 82,837,104,278,416,432/299,230,578.40 - Step 6: Final answer
x = 276,833,686.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.