Finding the Fourth Proportional to 399,961,651.40, 599,397,748.84 and 225,168,057.80
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Solution
The fourth proportional to 399,961,651.40, 599,397,748.84 and 225,168,057.80 is: 337,445,418.79
Step by Step Solution
- Step 1: Write the proportion equation
399,961,651.40 : 599,397,748.84 = 225,168,057.80 : x - Step 2: Convert to fraction form
399,961,651.40/599,397,748.84 = 225,168,057.80/x - Step 3: Cross multiply
399,961,651.40x = 599,397,748.84 × 225,168,057.80 - Step 4: Simplify right side
399,961,651.40x = 134,965,226,955,995,024 - Step 5: Solve for x
x = 134,965,226,955,995,024/399,961,651.40 - Step 6: Final answer
x = 337,445,418.79
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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.