Finding the Fourth Proportional to 5,069,718,620.47, 6,995,286,630.30 and 2,925,543,054.62
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Solution
The fourth proportional to 5,069,718,620.47, 6,995,286,630.30 and 2,925,543,054.62 is: 4,036,715,594.77
Step by Step Solution
- Step 1: Write the proportion equation
5,069,718,620.47 : 6,995,286,630.30 = 2,925,543,054.62 : x - Step 2: Convert to fraction form
5,069,718,620.47/6,995,286,630.30 = 2,925,543,054.62/x - Step 3: Cross multiply
5,069,718,620.47x = 6,995,286,630.30 × 2,925,543,054.62 - Step 4: Simplify right side
5,069,718,620.47x = 20,465,012,216,350,310,400 - Step 5: Solve for x
x = 20,465,012,216,350,310,400/5,069,718,620.47 - Step 6: Final answer
x = 4,036,715,594.77
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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.