Finding the Fourth Proportional to 2,971,534,301.80, 4,457,320,446.80 and 873,002,125.96
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Solution
The fourth proportional to 2,971,534,301.80, 4,457,320,446.80 and 873,002,125.96 is: 1,309,508,769.19
Step by Step Solution
- Step 1: Write the proportion equation
2,971,534,301.80 : 4,457,320,446.80 = 873,002,125.96 : x - Step 2: Convert to fraction form
2,971,534,301.80/4,457,320,446.80 = 873,002,125.96/x - Step 3: Cross multiply
2,971,534,301.80x = 4,457,320,446.80 × 873,002,125.96 - Step 4: Simplify right side
2,971,534,301.80x = 3,891,250,226,141,377,536 - Step 5: Solve for x
x = 3,891,250,226,141,377,536/2,971,534,301.80 - Step 6: Final answer
x = 1,309,508,769.19
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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.