Finding the Fourth Proportional to 7,233,758,643.44, 9,979,738,056.60 and 4,179,917,048.96
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Solution
The fourth proportional to 7,233,758,643.44, 9,979,738,056.60 and 4,179,917,048.96 is: 5,766,639,350.73
Step by Step Solution
- Step 1: Write the proportion equation
7,233,758,643.44 : 9,979,738,056.60 = 4,179,917,048.96 : x - Step 2: Convert to fraction form
7,233,758,643.44/9,979,738,056.60 = 4,179,917,048.96/x - Step 3: Cross multiply
7,233,758,643.44x = 9,979,738,056.60 × 4,179,917,048.96 - Step 4: Simplify right side
7,233,758,643.44x = 41,714,477,246,937,276,416 - Step 5: Solve for x
x = 41,714,477,246,937,276,416/7,233,758,643.44 - Step 6: Final answer
x = 5,766,639,350.73
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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.