Finding the Fourth Proportional to 217,292,422,912.36, 325,938,557,653.62 and 58,111,385,134.70
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Solution
The fourth proportional to 217,292,422,912.36, 325,938,557,653.62 and 58,111,385,134.70 is: 87,167,057,185.88
Step by Step Solution
- Step 1: Write the proportion equation
217,292,422,912.36 : 325,938,557,653.62 = 58,111,385,134.70 : x - Step 2: Convert to fraction form
217,292,422,912.36/325,938,557,653.62 = 58,111,385,134.70/x - Step 3: Cross multiply
217,292,422,912.36x = 325,938,557,653.62 × 58,111,385,134.70 - Step 4: Simplify right side
217,292,422,912.36x = 18,940,741,054,059,436,310,528 - Step 5: Solve for x
x = 18,940,741,054,059,436,310,528/217,292,422,912.36 - Step 6: Final answer
x = 87,167,057,185.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.