Finding the Fourth Proportional to 941,481,515.40, 1,298,703,468.06 and 588,444,816.84
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Solution
The fourth proportional to 941,481,515.40, 1,298,703,468.06 and 588,444,816.84 is: 811,715,696.90
Step by Step Solution
- Step 1: Write the proportion equation
941,481,515.40 : 1,298,703,468.06 = 588,444,816.84 : x - Step 2: Convert to fraction form
941,481,515.40/1,298,703,468.06 = 588,444,816.84/x - Step 3: Cross multiply
941,481,515.40x = 1,298,703,468.06 × 588,444,816.84 - Step 4: Simplify right side
941,481,515.40x = 764,215,324,392,039,552 - Step 5: Solve for x
x = 764,215,324,392,039,552/941,481,515.40 - Step 6: Final answer
x = 811,715,696.90
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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.