Finding the Fourth Proportional to 5,069,718,544.94, 6,995,286,526.29 and 2,925,542,979.09
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Solution
The fourth proportional to 5,069,718,544.94, 6,995,286,526.29 and 2,925,542,979.09 is: 4,036,715,490.67
Step by Step Solution
- Step 1: Write the proportion equation
5,069,718,544.94 : 6,995,286,526.29 = 2,925,542,979.09 : x - Step 2: Convert to fraction form
5,069,718,544.94/6,995,286,526.29 = 2,925,542,979.09/x - Step 3: Cross multiply
5,069,718,544.94x = 6,995,286,526.29 × 2,925,542,979.09 - Step 4: Simplify right side
5,069,718,544.94x = 20,465,011,383,675,609,088 - Step 5: Solve for x
x = 20,465,011,383,675,609,088/5,069,718,544.94 - Step 6: Final answer
x = 4,036,715,490.67
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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.