Finding the Fourth Proportional to 3,963,449,944.04, 5,941,247,920.20 and 1,861,163,051.54
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Solution
The fourth proportional to 3,963,449,944.04, 5,941,247,920.20 and 1,861,163,051.54 is: 2,789,900,532.42
Step by Step Solution
- Step 1: Write the proportion equation
3,963,449,944.04 : 5,941,247,920.20 = 1,861,163,051.54 : x - Step 2: Convert to fraction form
3,963,449,944.04/5,941,247,920.20 = 1,861,163,051.54/x - Step 3: Cross multiply
3,963,449,944.04x = 5,941,247,920.20 × 1,861,163,051.54 - Step 4: Simplify right side
3,963,449,944.04x = 11,057,631,109,115,109,376 - Step 5: Solve for x
x = 11,057,631,109,115,109,376/3,963,449,944.04 - Step 6: Final answer
x = 2,789,900,532.42
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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.