Finding the Fourth Proportional to 1,646,456,716.68, 2,479,542,192.42 and 1,499,523,909
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Solution
The fourth proportional to 1,646,456,716.68, 2,479,542,192.42 and 1,499,523,909 is: 2,258,263,313.72
Step by Step Solution
- Step 1: Write the proportion equation
1,646,456,716.68 : 2,479,542,192.42 = 1,499,523,909 : x - Step 2: Convert to fraction form
1,646,456,716.68/2,479,542,192.42 = 1,499,523,909/x - Step 3: Cross multiply
1,646,456,716.68x = 2,479,542,192.42 × 1,499,523,909 - Step 4: Simplify right side
1,646,456,716.68x = 3,718,132,800,908,068,864 - Step 5: Solve for x
x = 3,718,132,800,908,068,864/1,646,456,716.68 - Step 6: Final answer
x = 2,258,263,313.72
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.