Finding the Fourth Proportional to 153,590,069.43, 230,549,049.36 and 66,194,716.95
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Solution
The fourth proportional to 153,590,069.43, 230,549,049.36 and 66,194,716.95 is: 99,362,733.03
Step by Step Solution
- Step 1: Write the proportion equation
153,590,069.43 : 230,549,049.36 = 66,194,716.95 : x - Step 2: Convert to fraction form
153,590,069.43/230,549,049.36 = 66,194,716.95/x - Step 3: Cross multiply
153,590,069.43x = 230,549,049.36 × 66,194,716.95 - Step 4: Simplify right side
153,590,069.43x = 15,261,129,065,476,780 - Step 5: Solve for x
x = 15,261,129,065,476,780/153,590,069.43 - Step 6: Final answer
x = 99,362,733.03
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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.