Finding the Fourth Proportional to 4,021,554,626.01, 5,549,796,436.79 and 2,213,274,697.31
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Solution
The fourth proportional to 4,021,554,626.01, 5,549,796,436.79 and 2,213,274,697.31 is: 3,054,347,179.41
Step by Step Solution
- Step 1: Write the proportion equation
4,021,554,626.01 : 5,549,796,436.79 = 2,213,274,697.31 : x - Step 2: Convert to fraction form
4,021,554,626.01/5,549,796,436.79 = 2,213,274,697.31/x - Step 3: Cross multiply
4,021,554,626.01x = 5,549,796,436.79 × 2,213,274,697.31 - Step 4: Simplify right side
4,021,554,626.01x = 12,283,224,028,787,576,832 - Step 5: Solve for x
x = 12,283,224,028,787,576,832/4,021,554,626.01 - Step 6: Final answer
x = 3,054,347,179.41
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1.5x scale
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.