Finding the Fourth Proportional to 5,069,718,619.47, 6,995,286,628.92 and 2,925,543,053.62
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Solution
The fourth proportional to 5,069,718,619.47, 6,995,286,628.92 and 2,925,543,053.62 is: 4,036,715,593.39
Step by Step Solution
- Step 1: Write the proportion equation
5,069,718,619.47 : 6,995,286,628.92 = 2,925,543,053.62 : x - Step 2: Convert to fraction form
5,069,718,619.47/6,995,286,628.92 = 2,925,543,053.62/x - Step 3: Cross multiply
5,069,718,619.47x = 6,995,286,628.92 × 2,925,543,053.62 - Step 4: Simplify right side
5,069,718,619.47x = 20,465,012,205,317,771,264 - Step 5: Solve for x
x = 20,465,012,205,317,771,264/5,069,718,619.47 - Step 6: Final answer
x = 4,036,715,593.39
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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.