Finding the Fourth Proportional to 194,746,094.37, 268,752,915.23 and 106,638,687.81
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Solution
The fourth proportional to 194,746,094.37, 268,752,915.23 and 106,638,687.81 is: 147,163,198.92
Step by Step Solution
- Step 1: Write the proportion equation
194,746,094.37 : 268,752,915.23 = 106,638,687.81 : x - Step 2: Convert to fraction form
194,746,094.37/268,752,915.23 = 106,638,687.81/x - Step 3: Cross multiply
194,746,094.37x = 268,752,915.23 × 106,638,687.81 - Step 4: Simplify right side
194,746,094.37x = 28,659,458,224,706,176 - Step 5: Solve for x
x = 28,659,458,224,706,176/194,746,094.37 - Step 6: Final answer
x = 147,163,198.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.