Finding the Fourth Proportional to 233,711,580, 322,531,476.84 and 129,287,850.96
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Solution
The fourth proportional to 233,711,580, 322,531,476.84 and 129,287,850.96 is: 178,422,487.70
Step by Step Solution
- Step 1: Write the proportion equation
233,711,580 : 322,531,476.84 = 129,287,850.96 : x - Step 2: Convert to fraction form
233,711,580/322,531,476.84 = 129,287,850.96/x - Step 3: Cross multiply
233,711,580x = 322,531,476.84 × 129,287,850.96 - Step 4: Simplify right side
233,711,580x = 41,699,401,507,598,608 - Step 5: Solve for x
x = 41,699,401,507,598,608/233,711,580 - Step 6: Final answer
x = 178,422,487.70
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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.