Finding the Fourth Proportional to 359,240,552.18, 538,858,567.09 and 193,322,212.29
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Solution
The fourth proportional to 359,240,552.18, 538,858,567.09 and 193,322,212.29 is: 289,982,101.60
Step by Step Solution
- Step 1: Write the proportion equation
359,240,552.18 : 538,858,567.09 = 193,322,212.29 : x - Step 2: Convert to fraction form
359,240,552.18/538,858,567.09 = 193,322,212.29/x - Step 3: Cross multiply
359,240,552.18x = 538,858,567.09 × 193,322,212.29 - Step 4: Simplify right side
359,240,552.18x = 104,173,330,301,258,192 - Step 5: Solve for x
x = 104,173,330,301,258,192/359,240,552.18 - Step 6: Final answer
x = 289,982,101.60
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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.