Finding the Fourth Proportional to 91,469,817.26, 137,752,343.52 and 83,306,883.50
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Solution
The fourth proportional to 91,469,817.26, 137,752,343.52 and 83,306,883.50 is: 125,459,072.48
Step by Step Solution
- Step 1: Write the proportion equation
91,469,817.26 : 137,752,343.52 = 83,306,883.50 : x - Step 2: Convert to fraction form
91,469,817.26/137,752,343.52 = 83,306,883.50/x - Step 3: Cross multiply
91,469,817.26x = 137,752,343.52 × 83,306,883.50 - Step 4: Simplify right side
91,469,817.26x = 11,475,718,433,472,620 - Step 5: Solve for x
x = 11,475,718,433,472,620/91,469,817.26 - Step 6: Final answer
x = 125,459,072.48
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.