Finding the Fourth Proportional to 1,649,620,804.68, 2,276,558,431.65 and 1,023,291,036
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Solution
The fourth proportional to 1,649,620,804.68, 2,276,558,431.65 and 1,023,291,036 is: 1,412,192,322.88
Step by Step Solution
- Step 1: Write the proportion equation
1,649,620,804.68 : 2,276,558,431.65 = 1,023,291,036 : x - Step 2: Convert to fraction form
1,649,620,804.68/2,276,558,431.65 = 1,023,291,036/x - Step 3: Cross multiply
1,649,620,804.68x = 2,276,558,431.65 × 1,023,291,036 - Step 4: Simplify right side
1,649,620,804.68x = 2,329,581,836,037,663,744 - Step 5: Solve for x
x = 2,329,581,836,037,663,744/1,649,620,804.68 - Step 6: Final answer
x = 1,412,192,322.88
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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.