Finding the Fourth Proportional to 137,432,190.58, 206,246,639.36 and 49,993,538.55
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Solution
The fourth proportional to 137,432,190.58, 206,246,639.36 and 49,993,538.55 is: 75,026,085.75
Step by Step Solution
- Step 1: Write the proportion equation
137,432,190.58 : 206,246,639.36 = 49,993,538.55 : x - Step 2: Convert to fraction form
137,432,190.58/206,246,639.36 = 49,993,538.55/x - Step 3: Cross multiply
137,432,190.58x = 206,246,639.36 × 49,993,538.55 - Step 4: Simplify right side
137,432,190.58x = 10,310,999,315,652,108 - Step 5: Solve for x
x = 10,310,999,315,652,108/137,432,190.58 - Step 6: Final answer
x = 75,026,085.75
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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.