Finding the Fourth Proportional to 235,575,342.92, 325,083,486.53 and 135,031,699.97
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Solution
The fourth proportional to 235,575,342.92, 325,083,486.53 and 135,031,699.97 is: 186,337,734.99
Step by Step Solution
- Step 1: Write the proportion equation
235,575,342.92 : 325,083,486.53 = 135,031,699.97 : x - Step 2: Convert to fraction form
235,575,342.92/325,083,486.53 = 135,031,699.97/x - Step 3: Cross multiply
235,575,342.92x = 325,083,486.53 × 135,031,699.97 - Step 4: Simplify right side
235,575,342.92x = 43,896,575,819,320,360 - Step 5: Solve for x
x = 43,896,575,819,320,360/235,575,342.92 - Step 6: Final answer
x = 186,337,734.99
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1.5x scale
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.