Finding the Fourth Proportional to 267,496,805.20, 401,245,207.80 and 235,929,209.80
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Solution
The fourth proportional to 267,496,805.20, 401,245,207.80 and 235,929,209.80 is: 353,893,814.70
Step by Step Solution
- Step 1: Write the proportion equation
267,496,805.20 : 401,245,207.80 = 235,929,209.80 : x - Step 2: Convert to fraction form
267,496,805.20/401,245,207.80 = 235,929,209.80/x - Step 3: Cross multiply
267,496,805.20x = 401,245,207.80 × 235,929,209.80 - Step 4: Simplify right side
267,496,805.20x = 94,665,464,812,290,800 - Step 5: Solve for x
x = 94,665,464,812,290,800/267,496,805.20 - Step 6: Final answer
x = 353,893,814.70
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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.