Finding the Fourth Proportional to 201,059,144.26, 277,484,086.13 and 121,717,921.59
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Solution
The fourth proportional to 201,059,144.26, 277,484,086.13 and 121,717,921.59 is: 167,984,332.98
Step by Step Solution
- Step 1: Write the proportion equation
201,059,144.26 : 277,484,086.13 = 121,717,921.59 : x - Step 2: Convert to fraction form
201,059,144.26/277,484,086.13 = 121,717,921.59/x - Step 3: Cross multiply
201,059,144.26x = 277,484,086.13 × 121,717,921.59 - Step 4: Simplify right side
201,059,144.26x = 33,774,786,237,435,556 - Step 5: Solve for x
x = 33,774,786,237,435,556/201,059,144.26 - Step 6: Final answer
x = 167,984,332.98
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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.