Finding the Fourth Proportional to 137,432,190.18, 206,246,638.74 and 49,993,538.14
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Solution
The fourth proportional to 137,432,190.18, 206,246,638.74 and 49,993,538.14 is: 75,026,085.13
Step by Step Solution
- Step 1: Write the proportion equation
137,432,190.18 : 206,246,638.74 = 49,993,538.14 : x - Step 2: Convert to fraction form
137,432,190.18/206,246,638.74 = 49,993,538.14/x - Step 3: Cross multiply
137,432,190.18x = 206,246,638.74 × 49,993,538.14 - Step 4: Simplify right side
137,432,190.18x = 10,310,999,200,094,992 - Step 5: Solve for x
x = 10,310,999,200,094,992/137,432,190.18 - Step 6: Final answer
x = 75,026,085.13
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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.