Finding the Fourth Proportional to 1,451,589,225.60, 2,177,383,838.40 and 839,369,193.60
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Solution
The fourth proportional to 1,451,589,225.60, 2,177,383,838.40 and 839,369,193.60 is: 1,259,053,790.40
Step by Step Solution
- Step 1: Write the proportion equation
1,451,589,225.60 : 2,177,383,838.40 = 839,369,193.60 : x - Step 2: Convert to fraction form
1,451,589,225.60/2,177,383,838.40 = 839,369,193.60/x - Step 3: Cross multiply
1,451,589,225.60x = 2,177,383,838.40 × 839,369,193.60 - Step 4: Simplify right side
1,451,589,225.60x = 1,827,628,916,595,480,832 - Step 5: Solve for x
x = 1,827,628,916,595,480,832/1,451,589,225.60 - Step 6: Final answer
x = 1,259,053,790.40
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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.