Finding the Fourth Proportional to 228,770,855.90, 343,201,948.40 and 119,645,154.62
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Solution
The fourth proportional to 228,770,855.90, 343,201,948.40 and 119,645,154.62 is: 179,491,614.09
Step by Step Solution
- Step 1: Write the proportion equation
228,770,855.90 : 343,201,948.40 = 119,645,154.62 : x - Step 2: Convert to fraction form
228,770,855.90/343,201,948.40 = 119,645,154.62/x - Step 3: Cross multiply
228,770,855.90x = 343,201,948.40 × 119,645,154.62 - Step 4: Simplify right side
228,770,855.90x = 41,062,450,182,203,264 - Step 5: Solve for x
x = 41,062,450,182,203,264/228,770,855.90 - Step 6: Final answer
x = 179,491,614.09
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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.