Finding the Fourth Proportional to 45,315,229.20, 67,963,397.40 and 16,574,902.80
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Solution
The fourth proportional to 45,315,229.20, 67,963,397.40 and 16,574,902.80 is: 24,858,899.00
Step by Step Solution
- Step 1: Write the proportion equation
45,315,229.20 : 67,963,397.40 = 16,574,902.80 : x - Step 2: Convert to fraction form
45,315,229.20/67,963,397.40 = 16,574,902.80/x - Step 3: Cross multiply
45,315,229.20x = 67,963,397.40 × 16,574,902.80 - Step 4: Simplify right side
45,315,229.20x = 1,126,486,705,862,772.75 - Step 5: Solve for x
x = 1,126,486,705,862,772.75/45,315,229.20 - Step 6: Final answer
x = 24,858,899.00
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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.