Finding the Fourth Proportional to 248,832,229.80, 373,248,344.70 and 242,113,765.80
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Solution
The fourth proportional to 248,832,229.80, 373,248,344.70 and 242,113,765.80 is: 363,170,648.70
Step by Step Solution
- Step 1: Write the proportion equation
248,832,229.80 : 373,248,344.70 = 242,113,765.80 : x - Step 2: Convert to fraction form
248,832,229.80/373,248,344.70 = 242,113,765.80/x - Step 3: Cross multiply
248,832,229.80x = 373,248,344.70 × 242,113,765.80 - Step 4: Simplify right side
248,832,229.80x = 90,368,562,313,933,472 - Step 5: Solve for x
x = 90,368,562,313,933,472/248,832,229.80 - Step 6: Final answer
x = 363,170,648.70
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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.