Finding the Fourth Proportional to 5,381,449,591.68, 8,072,596,974.24 and 1,451,096,577.36
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Solution
The fourth proportional to 5,381,449,591.68, 8,072,596,974.24 and 1,451,096,577.36 is: 2,176,758,815.66
Step by Step Solution
- Step 1: Write the proportion equation
5,381,449,591.68 : 8,072,596,974.24 = 1,451,096,577.36 : x - Step 2: Convert to fraction form
5,381,449,591.68/8,072,596,974.24 = 1,451,096,577.36/x - Step 3: Cross multiply
5,381,449,591.68x = 8,072,596,974.24 × 1,451,096,577.36 - Step 4: Simplify right side
5,381,449,591.68x = 11,714,117,839,726,354,432 - Step 5: Solve for x
x = 11,714,117,839,726,354,432/5,381,449,591.68 - Step 6: Final answer
x = 2,176,758,815.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.