Finding the Fourth Proportional to 218,873,492.67, 329,097,755.84 and 201,810,438.48
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Solution
The fourth proportional to 218,873,492.67, 329,097,755.84 and 201,810,438.48 is: 303,441,780.90
Step by Step Solution
- Step 1: Write the proportion equation
218,873,492.67 : 329,097,755.84 = 201,810,438.48 : x - Step 2: Convert to fraction form
218,873,492.67/329,097,755.84 = 201,810,438.48/x - Step 3: Cross multiply
218,873,492.67x = 329,097,755.84 × 201,810,438.48 - Step 4: Simplify right side
218,873,492.67x = 66,415,362,407,845,320 - Step 5: Solve for x
x = 66,415,362,407,845,320/218,873,492.67 - Step 6: Final answer
x = 303,441,780.90
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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.