Finding the Fourth Proportional to 2,174,055,837.27, 3,000,236,722.92 and 1,208,530,403.09
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Solution
The fourth proportional to 2,174,055,837.27, 3,000,236,722.92 and 1,208,530,403.09 is: 1,667,794,006.92
Step by Step Solution
- Step 1: Write the proportion equation
2,174,055,837.27 : 3,000,236,722.92 = 1,208,530,403.09 : x - Step 2: Convert to fraction form
2,174,055,837.27/3,000,236,722.92 = 1,208,530,403.09/x - Step 3: Cross multiply
2,174,055,837.27x = 3,000,236,722.92 × 1,208,530,403.09 - Step 4: Simplify right side
2,174,055,837.27x = 3,625,877,296,100,927,488 - Step 5: Solve for x
x = 3,625,877,296,100,927,488/2,174,055,837.27 - Step 6: Final answer
x = 1,667,794,006.92
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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.