Finding the Fourth Proportional to 69,862,059.70, 104,793,089.55 and 44,352,891.70
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Solution
The fourth proportional to 69,862,059.70, 104,793,089.55 and 44,352,891.70 is: 66,529,337.55
Step by Step Solution
- Step 1: Write the proportion equation
69,862,059.70 : 104,793,089.55 = 44,352,891.70 : x - Step 2: Convert to fraction form
69,862,059.70/104,793,089.55 = 44,352,891.70/x - Step 3: Cross multiply
69,862,059.70x = 104,793,089.55 × 44,352,891.70 - Step 4: Simplify right side
69,862,059.70x = 4,647,876,551,719,552 - Step 5: Solve for x
x = 4,647,876,551,719,552/69,862,059.70 - Step 6: Final answer
x = 66,529,337.55
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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.