Finding the Fourth Proportional to 45,522,080.70, 68,283,121.05 and 40,260,814.80
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Solution
The fourth proportional to 45,522,080.70, 68,283,121.05 and 40,260,814.80 is: 60,391,222.20
Step by Step Solution
- Step 1: Write the proportion equation
45,522,080.70 : 68,283,121.05 = 40,260,814.80 : x - Step 2: Convert to fraction form
45,522,080.70/68,283,121.05 = 40,260,814.80/x - Step 3: Cross multiply
45,522,080.70x = 68,283,121.05 × 40,260,814.80 - Step 4: Simplify right side
45,522,080.70x = 2,749,134,090,560,031 - Step 5: Solve for x
x = 2,749,134,090,560,031/45,522,080.70 - Step 6: Final answer
x = 60,391,222.20
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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.