Finding the Fourth Proportional to 392,504,135.76, 588,399,852.78 and 195,827,703.14
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Solution
The fourth proportional to 392,504,135.76, 588,399,852.78 and 195,827,703.14 is: 293,563,764.56
Step by Step Solution
- Step 1: Write the proportion equation
392,504,135.76 : 588,399,852.78 = 195,827,703.14 : x - Step 2: Convert to fraction form
392,504,135.76/588,399,852.78 = 195,827,703.14/x - Step 3: Cross multiply
392,504,135.76x = 588,399,852.78 × 195,827,703.14 - Step 4: Simplify right side
392,504,135.76x = 115,224,991,696,826,464 - Step 5: Solve for x
x = 115,224,991,696,826,464/392,504,135.76 - Step 6: Final answer
x = 293,563,764.56
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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.