Finding the Fourth Proportional to 228,481,357.75, 315,304,273.70 and 130,696,213.75
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Solution
The fourth proportional to 228,481,357.75, 315,304,273.70 and 130,696,213.75 is: 180,360,774.98
Step by Step Solution
- Step 1: Write the proportion equation
228,481,357.75 : 315,304,273.70 = 130,696,213.75 : x - Step 2: Convert to fraction form
228,481,357.75/315,304,273.70 = 130,696,213.75/x - Step 3: Cross multiply
228,481,357.75x = 315,304,273.70 × 130,696,213.75 - Step 4: Simplify right side
228,481,357.75x = 41,209,074,751,130,224 - Step 5: Solve for x
x = 41,209,074,751,130,224/228,481,357.75 - Step 6: Final answer
x = 180,360,774.98
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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.