Finding the Fourth Proportional to 2,513,178,664.11, 3,468,431,529.45 and 1,876,994,669.79
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Solution
The fourth proportional to 2,513,178,664.11, 3,468,431,529.45 and 1,876,994,669.79 is: 2,590,435,605.03
Step by Step Solution
- Step 1: Write the proportion equation
2,513,178,664.11 : 3,468,431,529.45 = 1,876,994,669.79 : x - Step 2: Convert to fraction form
2,513,178,664.11/3,468,431,529.45 = 1,876,994,669.79/x - Step 3: Cross multiply
2,513,178,664.11x = 3,468,431,529.45 × 1,876,994,669.79 - Step 4: Simplify right side
2,513,178,664.11x = 6,510,227,493,309,227,008 - Step 5: Solve for x
x = 6,510,227,493,309,227,008/2,513,178,664.11 - Step 6: Final answer
x = 2,590,435,605.03
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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.