Finding the Fourth Proportional to 170,270,094.15, 234,972,720.99 and 91,953,640.08
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Solution
The fourth proportional to 170,270,094.15, 234,972,720.99 and 91,953,640.08 is: 126,896,018.48
Step by Step Solution
- Step 1: Write the proportion equation
170,270,094.15 : 234,972,720.99 = 91,953,640.08 : x - Step 2: Convert to fraction form
170,270,094.15/234,972,720.99 = 91,953,640.08/x - Step 3: Cross multiply
170,270,094.15x = 234,972,720.99 × 91,953,640.08 - Step 4: Simplify right side
170,270,094.15x = 21,606,597,014,532,720 - Step 5: Solve for x
x = 21,606,597,014,532,720/170,270,094.15 - Step 6: Final answer
x = 126,896,018.48
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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.