Finding the Fourth Proportional to 3,910,714,481.17, 5,396,621,705.76 and 2,217,283,049.08
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Solution
The fourth proportional to 3,910,714,481.17, 5,396,621,705.76 and 2,217,283,049.08 is: 3,059,757,465.83
Step by Step Solution
- Step 1: Write the proportion equation
3,910,714,481.17 : 5,396,621,705.76 = 2,217,283,049.08 : x - Step 2: Convert to fraction form
3,910,714,481.17/5,396,621,705.76 = 2,217,283,049.08/x - Step 3: Cross multiply
3,910,714,481.17x = 5,396,621,705.76 × 2,217,283,049.08 - Step 4: Simplify right side
3,910,714,481.17x = 11,965,837,830,478,843,904 - Step 5: Solve for x
x = 11,965,837,830,478,843,904/3,910,714,481.17 - Step 6: Final answer
x = 3,059,757,465.83
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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.