Finding the Fourth Proportional to 235,575,343.92, 325,083,487.91 and 135,031,700.97
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Solution
The fourth proportional to 235,575,343.92, 325,083,487.91 and 135,031,700.97 is: 186,337,736.37
Step by Step Solution
- Step 1: Write the proportion equation
235,575,343.92 : 325,083,487.91 = 135,031,700.97 : x - Step 2: Convert to fraction form
235,575,343.92/325,083,487.91 = 135,031,700.97/x - Step 3: Cross multiply
235,575,343.92x = 325,083,487.91 × 135,031,700.97 - Step 4: Simplify right side
235,575,343.92x = 43,896,576,329,747,736 - Step 5: Solve for x
x = 43,896,576,329,747,736/235,575,343.92 - Step 6: Final answer
x = 186,337,736.37
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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.