Finding the Fourth Proportional to 1,463,250,947.68, 2,019,288,519.84 and 794,196,232.96
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Solution
The fourth proportional to 1,463,250,947.68, 2,019,288,519.84 and 794,196,232.96 is: 1,095,992,002.10
Step by Step Solution
- Step 1: Write the proportion equation
1,463,250,947.68 : 2,019,288,519.84 = 794,196,232.96 : x - Step 2: Convert to fraction form
1,463,250,947.68/2,019,288,519.84 = 794,196,232.96/x - Step 3: Cross multiply
1,463,250,947.68x = 2,019,288,519.84 × 794,196,232.96 - Step 4: Simplify right side
1,463,250,947.68x = 1,603,711,335,716,302,336 - Step 5: Solve for x
x = 1,603,711,335,716,302,336/1,463,250,947.68 - Step 6: Final answer
x = 1,095,992,002.10
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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.