Finding the Fourth Proportional to 3,743,403,115.20, 5,606,192,229.84 and 2,166,185,551.04
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Solution
The fourth proportional to 3,743,403,115.20, 5,606,192,229.84 and 2,166,185,551.04 is: 3,244,120,985.88
Step by Step Solution
- Step 1: Write the proportion equation
3,743,403,115.20 : 5,606,192,229.84 = 2,166,185,551.04 : x - Step 2: Convert to fraction form
3,743,403,115.20/5,606,192,229.84 = 2,166,185,551.04/x - Step 3: Cross multiply
3,743,403,115.20x = 5,606,192,229.84 × 2,166,185,551.04 - Step 4: Simplify right side
3,743,403,115.20x = 12,144,052,604,632,127,488 - Step 5: Solve for x
x = 12,144,052,604,632,127,488/3,743,403,115.20 - Step 6: Final answer
x = 3,244,120,985.88
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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.