Finding the Fourth Proportional to 140,083,569.01, 210,252,863.99 and 74,559,716.99
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Solution
The fourth proportional to 140,083,569.01, 210,252,863.99 and 74,559,716.99 is: 111,907,443.14
Step by Step Solution
- Step 1: Write the proportion equation
140,083,569.01 : 210,252,863.99 = 74,559,716.99 : x - Step 2: Convert to fraction form
140,083,569.01/210,252,863.99 = 74,559,716.99/x - Step 3: Cross multiply
140,083,569.01x = 210,252,863.99 × 74,559,716.99 - Step 4: Simplify right side
140,083,569.01x = 15,676,394,034,007,300 - Step 5: Solve for x
x = 15,676,394,034,007,300/140,083,569.01 - Step 6: Final answer
x = 111,907,443.14
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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.