Finding the Fourth Proportional to 204,788,092.20, 306,734,240.70 and 158,990,562.60
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Solution
The fourth proportional to 204,788,092.20, 306,734,240.70 and 158,990,562.60 is: 238,138,111.32
Step by Step Solution
- Step 1: Write the proportion equation
204,788,092.20 : 306,734,240.70 = 158,990,562.60 : x - Step 2: Convert to fraction form
204,788,092.20/306,734,240.70 = 158,990,562.60/x - Step 3: Cross multiply
204,788,092.20x = 306,734,240.70 × 158,990,562.60 - Step 4: Simplify right side
204,788,092.20x = 48,767,849,497,576,816 - Step 5: Solve for x
x = 48,767,849,497,576,816/204,788,092.20 - Step 6: Final answer
x = 238,138,111.32
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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.