Finding the Fourth Proportional to 211,320,488.40, 295,244,022 and 211,320,488.40
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Solution
The fourth proportional to 211,320,488.40, 295,244,022 and 211,320,488.40 is: 295,244,022
Step by Step Solution
- Step 1: Write the proportion equation
211,320,488.40 : 295,244,022 = 211,320,488.40 : x - Step 2: Convert to fraction form
211,320,488.40/295,244,022 = 211,320,488.40/x - Step 3: Cross multiply
211,320,488.40x = 295,244,022 × 211,320,488.40 - Step 4: Simplify right side
211,320,488.40x = 62,391,110,926,220,344 - Step 5: Solve for x
x = 62,391,110,926,220,344/211,320,488.40 - Step 6: Final answer
x = 295,244,022
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.