Finding the Fourth Proportional to 2,232,864,516.87, 3,081,296,713.37 and 1,229,272,067.77
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Solution
The fourth proportional to 2,232,864,516.87, 3,081,296,713.37 and 1,229,272,067.77 is: 1,696,364,447.38
Step by Step Solution
- Step 1: Write the proportion equation
2,232,864,516.87 : 3,081,296,713.37 = 1,229,272,067.77 : x - Step 2: Convert to fraction form
2,232,864,516.87/3,081,296,713.37 = 1,229,272,067.77/x - Step 3: Cross multiply
2,232,864,516.87x = 3,081,296,713.37 × 1,229,272,067.77 - Step 4: Simplify right side
2,232,864,516.87x = 3,787,751,982,243,394,560 - Step 5: Solve for x
x = 3,787,751,982,243,394,560/2,232,864,516.87 - Step 6: Final answer
x = 1,696,364,447.38
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1.5x scale
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.