Finding the Fourth Proportional to 13,498,173,115,990, 18,627,464,427,758 and 7,332,167,256,958
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Solution
The fourth proportional to 13,498,173,115,990, 18,627,464,427,758 and 7,332,167,256,958 is: 10,118,382,953,287.52
Step by Step Solution
- Step 1: Write the proportion equation
13,498,173,115,990 : 18,627,464,427,758 = 7,332,167,256,958 : x - Step 2: Convert to fraction form
13,498,173,115,990/18,627,464,427,758 = 7,332,167,256,958/x - Step 3: Cross multiply
13,498,173,115,990x = 18,627,464,427,758 × 7,332,167,256,958 - Step 4: Simplify right side
13,498,173,115,990x = 136,579,684,757,357,098,445,045,760 - Step 5: Solve for x
x = 136,579,684,757,357,098,445,045,760/13,498,173,115,990 - Step 6: Final answer
x = 10,118,382,953,287.52
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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.