Finding the Fourth Proportional to 235,272,578.57, 352,586,014.18 and 148,856,286.17
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Solution
The fourth proportional to 235,272,578.57, 352,586,014.18 and 148,856,286.17 is: 223,080,160.66
Step by Step Solution
- Step 1: Write the proportion equation
235,272,578.57 : 352,586,014.18 = 148,856,286.17 : x - Step 2: Convert to fraction form
235,272,578.57/352,586,014.18 = 148,856,286.17/x - Step 3: Cross multiply
235,272,578.57x = 352,586,014.18 × 148,856,286.17 - Step 4: Simplify right side
235,272,578.57x = 52,484,644,626,317,752 - Step 5: Solve for x
x = 52,484,644,626,317,752/235,272,578.57 - Step 6: Final answer
x = 223,080,160.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.