Finding the Fourth Proportional to 55,932,545,963.12, 77,186,944,339.68 and 30,211,825,730.09
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Solution
The fourth proportional to 55,932,545,963.12, 77,186,944,339.68 and 30,211,825,730.09 is: 41,692,336,203.80
Step by Step Solution
- Step 1: Write the proportion equation
55,932,545,963.12 : 77,186,944,339.68 = 30,211,825,730.09 : x - Step 2: Convert to fraction form
55,932,545,963.12/77,186,944,339.68 = 30,211,825,730.09/x - Step 3: Cross multiply
55,932,545,963.12x = 77,186,944,339.68 × 30,211,825,730.09 - Step 4: Simplify right side
55,932,545,963.12x = 2,331,958,511,028,722,991,104 - Step 5: Solve for x
x = 2,331,958,511,028,722,991,104/55,932,545,963.12 - Step 6: Final answer
x = 41,692,336,203.80
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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.