Finding the Fourth Proportional to 2,008,991,382.82, 2,772,468,177.60 and 1,104,700,343.92
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Solution
The fourth proportional to 2,008,991,382.82, 2,772,468,177.60 and 1,104,700,343.92 is: 1,524,519,505.41
Step by Step Solution
- Step 1: Write the proportion equation
2,008,991,382.82 : 2,772,468,177.60 = 1,104,700,343.92 : x - Step 2: Convert to fraction form
2,008,991,382.82/2,772,468,177.60 = 1,104,700,343.92/x - Step 3: Cross multiply
2,008,991,382.82x = 2,772,468,177.60 × 1,104,700,343.92 - Step 4: Simplify right side
2,008,991,382.82x = 3,062,746,549,301,975,552 - Step 5: Solve for x
x = 3,062,746,549,301,975,552/2,008,991,382.82 - Step 6: Final answer
x = 1,524,519,505.41
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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.