Finding the Fourth Proportional to 193,245,621.84, 290,050,042.86 and 101,195,430.12
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Solution
The fourth proportional to 193,245,621.84, 290,050,042.86 and 101,195,430.12 is: 151,888,247.53
Step by Step Solution
- Step 1: Write the proportion equation
193,245,621.84 : 290,050,042.86 = 101,195,430.12 : x - Step 2: Convert to fraction form
193,245,621.84/290,050,042.86 = 101,195,430.12/x - Step 3: Cross multiply
193,245,621.84x = 290,050,042.86 × 101,195,430.12 - Step 4: Simplify right side
193,245,621.84x = 29,351,738,843,542,136 - Step 5: Solve for x
x = 29,351,738,843,542,136/193,245,621.84 - Step 6: Final answer
x = 151,888,247.53
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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.