Finding the Fourth Proportional to 995,864,208.70, 1,493,796,313.05 and 506,088,183.10
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Solution
The fourth proportional to 995,864,208.70, 1,493,796,313.05 and 506,088,183.10 is: 759,132,274.65
Step by Step Solution
- Step 1: Write the proportion equation
995,864,208.70 : 1,493,796,313.05 = 506,088,183.10 : x - Step 2: Convert to fraction form
995,864,208.70/1,493,796,313.05 = 506,088,183.10/x - Step 3: Cross multiply
995,864,208.70x = 1,493,796,313.05 × 506,088,183.10 - Step 4: Simplify right side
995,864,208.70x = 755,992,661,992,953,344 - Step 5: Solve for x
x = 755,992,661,992,953,344/995,864,208.70 - Step 6: Final answer
x = 759,132,274.65
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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.