Finding the Fourth Proportional to 121,344,550.20, 182,016,825.30 and 44,722,567.80
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Solution
The fourth proportional to 121,344,550.20, 182,016,825.30 and 44,722,567.80 is: 67,083,851.70
Step by Step Solution
- Step 1: Write the proportion equation
121,344,550.20 : 182,016,825.30 = 44,722,567.80 : x - Step 2: Convert to fraction form
121,344,550.20/182,016,825.30 = 44,722,567.80/x - Step 3: Cross multiply
121,344,550.20x = 182,016,825.30 × 44,722,567.80 - Step 4: Simplify right side
121,344,550.20x = 8,140,259,810,220,005 - Step 5: Solve for x
x = 8,140,259,810,220,005/121,344,550.20 - Step 6: Final answer
x = 67,083,851.70
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1.5x scale
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.