Finding the Fourth Proportional to 5,793,365,720.30, 8,690,048,580.45 and 1,431,297,992.30
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Solution
The fourth proportional to 5,793,365,720.30, 8,690,048,580.45 and 1,431,297,992.30 is: 2,146,946,988.45
Step by Step Solution
- Step 1: Write the proportion equation
5,793,365,720.30 : 8,690,048,580.45 = 1,431,297,992.30 : x - Step 2: Convert to fraction form
5,793,365,720.30/8,690,048,580.45 = 1,431,297,992.30/x - Step 3: Cross multiply
5,793,365,720.30x = 8,690,048,580.45 × 1,431,297,992.30 - Step 4: Simplify right side
5,793,365,720.30x = 12,438,049,086,187,550,720 - Step 5: Solve for x
x = 12,438,049,086,187,550,720/5,793,365,720.30 - Step 6: Final answer
x = 2,146,946,988.45
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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.