Finding the Fourth Proportional to 129,378,610.67, 193,954,541.92 and 48,656,265.71
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Solution
The fourth proportional to 129,378,610.67, 193,954,541.92 and 48,656,265.71 is: 72,941,761.22
Step by Step Solution
- Step 1: Write the proportion equation
129,378,610.67 : 193,954,541.92 = 48,656,265.71 : x - Step 2: Convert to fraction form
129,378,610.67/193,954,541.92 = 48,656,265.71/x - Step 3: Cross multiply
129,378,610.67x = 193,954,541.92 × 48,656,265.71 - Step 4: Simplify right side
129,378,610.67x = 9,437,103,726,229,440 - Step 5: Solve for x
x = 9,437,103,726,229,440/129,378,610.67 - Step 6: Final answer
x = 72,941,761.22
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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.