Finding the Fourth Proportional to 3,170,448,086.80, 4,755,672,130.20 and 2,884,745,405.20
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Solution
The fourth proportional to 3,170,448,086.80, 4,755,672,130.20 and 2,884,745,405.20 is: 4,327,118,107.80
Step by Step Solution
- Step 1: Write the proportion equation
3,170,448,086.80 : 4,755,672,130.20 = 2,884,745,405.20 : x - Step 2: Convert to fraction form
3,170,448,086.80/4,755,672,130.20 = 2,884,745,405.20/x - Step 3: Cross multiply
3,170,448,086.80x = 4,755,672,130.20 × 2,884,745,405.20 - Step 4: Simplify right side
3,170,448,086.80x = 13,718,903,326,232,143,872 - Step 5: Solve for x
x = 13,718,903,326,232,143,872/3,170,448,086.80 - Step 6: Final answer
x = 4,327,118,107.80
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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.