Finding the Fourth Proportional to 5,389,964,197.21, 8,077,719,433.99 and 4,194,883,024.23
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Solution
The fourth proportional to 5,389,964,197.21, 8,077,719,433.99 and 4,194,883,024.23 is: 6,286,700,038.88
Step by Step Solution
- Step 1: Write the proportion equation
5,389,964,197.21 : 8,077,719,433.99 = 4,194,883,024.23 : x - Step 2: Convert to fraction form
5,389,964,197.21/8,077,719,433.99 = 4,194,883,024.23/x - Step 3: Cross multiply
5,389,964,197.21x = 8,077,719,433.99 × 4,194,883,024.23 - Step 4: Simplify right side
5,389,964,197.21x = 33,885,088,128,137,412,608 - Step 5: Solve for x
x = 33,885,088,128,137,412,608/5,389,964,197.21 - Step 6: Final answer
x = 6,286,700,038.88
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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.