Finding the Fourth Proportional to 248,832,247.80, 373,248,371.70 and 226,157,431.80
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Solution
The fourth proportional to 248,832,247.80, 373,248,371.70 and 226,157,431.80 is: 339,236,147.70
Step by Step Solution
- Step 1: Write the proportion equation
248,832,247.80 : 373,248,371.70 = 226,157,431.80 : x - Step 2: Convert to fraction form
248,832,247.80/373,248,371.70 = 226,157,431.80/x - Step 3: Cross multiply
248,832,247.80x = 373,248,371.70 × 226,157,431.80 - Step 4: Simplify right side
248,832,247.80x = 84,412,893,167,203,808 - Step 5: Solve for x
x = 84,412,893,167,203,808/248,832,247.80 - Step 6: Final answer
x = 339,236,147.70
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1.5x scale
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.