Finding the Fourth Proportional to 23,131,983,508,275, 31,922,390,363,080 and 12,584,940,689,939
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Solution
The fourth proportional to 23,131,983,508,275, 31,922,390,363,080 and 12,584,940,689,939 is: 17,367,355,862,791.76
Step by Step Solution
- Step 1: Write the proportion equation
23,131,983,508,275 : 31,922,390,363,080 = 12,584,940,689,939 : x - Step 2: Convert to fraction form
23,131,983,508,275/31,922,390,363,080 = 12,584,940,689,939/x - Step 3: Cross multiply
23,131,983,508,275x = 31,922,390,363,080 × 12,584,940,689,939 - Step 4: Simplify right side
23,131,983,508,275x = 401,741,389,400,442,117,906,497,536 - Step 5: Solve for x
x = 401,741,389,400,442,117,906,497,536/23,131,983,508,275 - Step 6: Final answer
x = 17,367,355,862,791.76
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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.