Finding the Fourth Proportional to 367,311,442.62, 506,925,594.63 and 274,330,525.26
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Solution
The fourth proportional to 367,311,442.62, 506,925,594.63 and 274,330,525.26 is: 378,602,865.32
Step by Step Solution
- Step 1: Write the proportion equation
367,311,442.62 : 506,925,594.63 = 274,330,525.26 : x - Step 2: Convert to fraction form
367,311,442.62/506,925,594.63 = 274,330,525.26/x - Step 3: Cross multiply
367,311,442.62x = 506,925,594.63 × 274,330,525.26 - Step 4: Simplify right side
367,311,442.62x = 139,065,164,642,585,728 - Step 5: Solve for x
x = 139,065,164,642,585,728/367,311,442.62 - Step 6: Final answer
x = 378,602,865.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.