Finding the Fourth Proportional to 69,862,059.20, 104,793,088.80 and 44,352,891.20
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Solution
The fourth proportional to 69,862,059.20, 104,793,088.80 and 44,352,891.20 is: 66,529,336.80
Step by Step Solution
- Step 1: Write the proportion equation
69,862,059.20 : 104,793,088.80 = 44,352,891.20 : x - Step 2: Convert to fraction form
69,862,059.20/104,793,088.80 = 44,352,891.20/x - Step 3: Cross multiply
69,862,059.20x = 104,793,088.80 × 44,352,891.20 - Step 4: Simplify right side
69,862,059.20x = 4,647,876,466,058,339 - Step 5: Solve for x
x = 4,647,876,466,058,339/69,862,059.20 - Step 6: Final answer
x = 66,529,336.80
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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.