Finding the Fourth Proportional to 5,283,718,745.29, 7,931,321,170.52 and 2,138,098,790.97
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Solution
The fourth proportional to 5,283,718,745.29, 7,931,321,170.52 and 2,138,098,790.97 is: 3,209,472,158.33
Step by Step Solution
- Step 1: Write the proportion equation
5,283,718,745.29 : 7,931,321,170.52 = 2,138,098,790.97 : x - Step 2: Convert to fraction form
5,283,718,745.29/7,931,321,170.52 = 2,138,098,790.97/x - Step 3: Cross multiply
5,283,718,745.29x = 7,931,321,170.52 × 2,138,098,790.97 - Step 4: Simplify right side
5,283,718,745.29x = 16,957,948,205,472,886,784 - Step 5: Solve for x
x = 16,957,948,205,472,886,784/5,283,718,745.29 - Step 6: Final answer
x = 3,209,472,158.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.