Finding the Fourth Proportional to 250,419,137.25, 375,628,717.55 and 171,557,880.68
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Solution
The fourth proportional to 250,419,137.25, 375,628,717.55 and 171,557,880.68 is: 257,336,829.02
Step by Step Solution
- Step 1: Write the proportion equation
250,419,137.25 : 375,628,717.55 = 171,557,880.68 : x - Step 2: Convert to fraction form
250,419,137.25/375,628,717.55 = 171,557,880.68/x - Step 3: Cross multiply
250,419,137.25x = 375,628,717.55 × 171,557,880.68 - Step 4: Simplify right side
250,419,137.25x = 64,442,066,705,424,328 - Step 5: Solve for x
x = 64,442,066,705,424,328/250,419,137.25 - Step 6: Final answer
x = 257,336,829.02
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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.