Finding the Fourth Proportional to 3,963,449,553.83, 5,941,247,334.66 and 1,861,162,660.46
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Solution
The fourth proportional to 3,963,449,553.83, 5,941,247,334.66 and 1,861,162,660.46 is: 2,789,899,945.90
Step by Step Solution
- Step 1: Write the proportion equation
3,963,449,553.83 : 5,941,247,334.66 = 1,861,162,660.46 : x - Step 2: Convert to fraction form
3,963,449,553.83/5,941,247,334.66 = 1,861,162,660.46/x - Step 3: Cross multiply
3,963,449,553.83x = 5,941,247,334.66 × 1,861,162,660.46 - Step 4: Simplify right side
3,963,449,553.83x = 11,057,627,695,808,270,336 - Step 5: Solve for x
x = 11,057,627,695,808,270,336/3,963,449,553.83 - Step 6: Final answer
x = 2,789,899,945.90
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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.