Finding the Fourth Proportional to 814,921,566.68, 1,222,382,350.02 and 814,921,566.68
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Solution
The fourth proportional to 814,921,566.68, 1,222,382,350.02 and 814,921,566.68 is: 1,222,382,350.02
Step by Step Solution
- Step 1: Write the proportion equation
814,921,566.68 : 1,222,382,350.02 = 814,921,566.68 : x - Step 2: Convert to fraction form
814,921,566.68/1,222,382,350.02 = 814,921,566.68/x - Step 3: Cross multiply
814,921,566.68x = 1,222,382,350.02 × 814,921,566.68 - Step 4: Simplify right side
814,921,566.68x = 996,145,739,754,166,528 - Step 5: Solve for x
x = 996,145,739,754,166,528/814,921,566.68 - Step 6: Final answer
x = 1,222,382,350.02
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.