Finding the Fourth Proportional to 4,230,302,066.20, 6,341,422,020.90 and 3,297,107,416.60
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Solution
The fourth proportional to 4,230,302,066.20, 6,341,422,020.90 and 3,297,107,416.60 is: 4,942,519,292.88
Step by Step Solution
- Step 1: Write the proportion equation
4,230,302,066.20 : 6,341,422,020.90 = 3,297,107,416.60 : x - Step 2: Convert to fraction form
4,230,302,066.20/6,341,422,020.90 = 3,297,107,416.60/x - Step 3: Cross multiply
4,230,302,066.20x = 6,341,422,020.90 × 3,297,107,416.60 - Step 4: Simplify right side
4,230,302,066.20x = 20,908,349,576,899,948,544 - Step 5: Solve for x
x = 20,908,349,576,899,948,544/4,230,302,066.20 - Step 6: Final answer
x = 4,942,519,292.88
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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.