Finding the Fourth Proportional to 126,027,512,427.93, 173,918,491,143.66 and 68,155,892,242.70
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Solution
The fourth proportional to 126,027,512,427.93, 173,918,491,143.66 and 68,155,892,242.70 is: 94,055,414,671.28
Step by Step Solution
- Step 1: Write the proportion equation
126,027,512,427.93 : 173,918,491,143.66 = 68,155,892,242.70 : x - Step 2: Convert to fraction form
126,027,512,427.93/173,918,491,143.66 = 68,155,892,242.70/x - Step 3: Cross multiply
126,027,512,427.93x = 173,918,491,143.66 × 68,155,892,242.70 - Step 4: Simplify right side
126,027,512,427.93x = 11,853,569,941,399,396,155,392 - Step 5: Solve for x
x = 11,853,569,941,399,396,155,392/126,027,512,427.93 - Step 6: Final answer
x = 94,055,414,671.28
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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.