Finding the Fourth Proportional to 5,243,675,049.54, 7,236,274,471.70 and 2,832,357,530.88
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Solution
The fourth proportional to 5,243,675,049.54, 7,236,274,471.70 and 2,832,357,530.88 is: 3,908,654,960.84
Step by Step Solution
- Step 1: Write the proportion equation
5,243,675,049.54 : 7,236,274,471.70 = 2,832,357,530.88 : x - Step 2: Convert to fraction form
5,243,675,049.54/7,236,274,471.70 = 2,832,357,530.88/x - Step 3: Cross multiply
5,243,675,049.54x = 7,236,274,471.70 × 2,832,357,530.88 - Step 4: Simplify right side
5,243,675,049.54x = 20,495,716,495,420,026,880 - Step 5: Solve for x
x = 20,495,716,495,420,026,880/5,243,675,049.54 - Step 6: Final answer
x = 3,908,654,960.84
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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.