Finding the Fourth Proportional to 264,111,349.20, 396,237,882.60 and 235,555,252.80
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Solution
The fourth proportional to 264,111,349.20, 396,237,882.60 and 235,555,252.80 is: 353,396,076.65
Step by Step Solution
- Step 1: Write the proportion equation
264,111,349.20 : 396,237,882.60 = 235,555,252.80 : x - Step 2: Convert to fraction form
264,111,349.20/396,237,882.60 = 235,555,252.80/x - Step 3: Cross multiply
264,111,349.20x = 396,237,882.60 × 235,555,252.80 - Step 4: Simplify right side
264,111,349.20x = 93,335,914,604,779,728 - Step 5: Solve for x
x = 93,335,914,604,779,728/264,111,349.20 - Step 6: Final answer
x = 353,396,076.65
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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.