Finding the Fourth Proportional to 112,770,949.68, 155,616,078.97 and 62,537,759.54
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Solution
The fourth proportional to 112,770,949.68, 155,616,078.97 and 62,537,759.54 is: 86,297,765.12
Step by Step Solution
- Step 1: Write the proportion equation
112,770,949.68 : 155,616,078.97 = 62,537,759.54 : x - Step 2: Convert to fraction form
112,770,949.68/155,616,078.97 = 62,537,759.54/x - Step 3: Cross multiply
112,770,949.68x = 155,616,078.97 × 62,537,759.54 - Step 4: Simplify right side
112,770,949.68x = 9,731,880,927,650,722 - Step 5: Solve for x
x = 9,731,880,927,650,722/112,770,949.68 - Step 6: Final answer
x = 86,297,765.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.