Finding the Fourth Proportional to 2,236,796,508.65, 3,354,656,678.94 and 684,101,282.18
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Solution
The fourth proportional to 2,236,796,508.65, 3,354,656,678.94 and 684,101,282.18 is: 1,025,987,355.78
Step by Step Solution
- Step 1: Write the proportion equation
2,236,796,508.65 : 3,354,656,678.94 = 684,101,282.18 : x - Step 2: Convert to fraction form
2,236,796,508.65/3,354,656,678.94 = 684,101,282.18/x - Step 3: Cross multiply
2,236,796,508.65x = 3,354,656,678.94 × 684,101,282.18 - Step 4: Simplify right side
2,236,796,508.65x = 2,294,924,935,335,546,112 - Step 5: Solve for x
x = 2,294,924,935,335,546,112/2,236,796,508.65 - Step 6: Final answer
x = 1,025,987,355.78
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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.