Finding the Fourth Proportional to 171,314,212,765.20, 236,419,283,309.13 and 94,154,787,475.49
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Solution
The fourth proportional to 171,314,212,765.20, 236,419,283,309.13 and 94,154,787,475.49 is: 129,936,722,795.95
Step by Step Solution
- Step 1: Write the proportion equation
171,314,212,765.20 : 236,419,283,309.13 = 94,154,787,475.49 : x - Step 2: Convert to fraction form
171,314,212,765.20/236,419,283,309.13 = 94,154,787,475.49/x - Step 3: Cross multiply
171,314,212,765.20x = 236,419,283,309.13 × 94,154,787,475.49 - Step 4: Simplify right side
171,314,212,765.20x = 22,260,007,375,077,849,956,352 - Step 5: Solve for x
x = 22,260,007,375,077,849,956,352/171,314,212,765.20 - Step 6: Final answer
x = 129,936,722,795.95
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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.