Finding the Fourth Proportional to 4,651,811,341.63, 6,420,042,371.46 and 2,644,947,176.32
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Solution
The fourth proportional to 4,651,811,341.63, 6,420,042,371.46 and 2,644,947,176.32 is: 3,650,335,685.43
Step by Step Solution
- Step 1: Write the proportion equation
4,651,811,341.63 : 6,420,042,371.46 = 2,644,947,176.32 : x - Step 2: Convert to fraction form
4,651,811,341.63/6,420,042,371.46 = 2,644,947,176.32/x - Step 3: Cross multiply
4,651,811,341.63x = 6,420,042,371.46 × 2,644,947,176.32 - Step 4: Simplify right side
4,651,811,341.63x = 16,980,672,942,247,884,800 - Step 5: Solve for x
x = 16,980,672,942,247,884,800/4,651,811,341.63 - Step 6: Final answer
x = 3,650,335,685.43
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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.