Finding the Fourth Proportional to 69,944,720.20, 104,917,080.30 and 44,498,537.80
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Solution
The fourth proportional to 69,944,720.20, 104,917,080.30 and 44,498,537.80 is: 66,747,806.70
Step by Step Solution
- Step 1: Write the proportion equation
69,944,720.20 : 104,917,080.30 = 44,498,537.80 : x - Step 2: Convert to fraction form
69,944,720.20/104,917,080.30 = 44,498,537.80/x - Step 3: Cross multiply
69,944,720.20x = 104,917,080.30 × 44,498,537.80 - Step 4: Simplify right side
69,944,720.20x = 4,668,656,663,595,185 - Step 5: Solve for x
x = 4,668,656,663,595,185/69,944,720.20 - Step 6: Final answer
x = 66,747,806.70
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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.