Finding the Fourth Proportional to 740,906,704.71, 1,022,452,713.99 and 406,381,950.09
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Solution
The fourth proportional to 740,906,704.71, 1,022,452,713.99 and 406,381,950.09 is: 560,807,892.74
Step by Step Solution
- Step 1: Write the proportion equation
740,906,704.71 : 1,022,452,713.99 = 406,381,950.09 : x - Step 2: Convert to fraction form
740,906,704.71/1,022,452,713.99 = 406,381,950.09/x - Step 3: Cross multiply
740,906,704.71x = 1,022,452,713.99 × 406,381,950.09 - Step 4: Simplify right side
740,906,704.71x = 415,506,327,786,069,184 - Step 5: Solve for x
x = 415,506,327,786,069,184/740,906,704.71 - Step 6: Final answer
x = 560,807,892.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.