Finding the Fourth Proportional to 294,219,250.96, 406,022,563.20 and 170,531,672.08
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Solution
The fourth proportional to 294,219,250.96, 406,022,563.20 and 170,531,672.08 is: 235,333,705.66
Step by Step Solution
- Step 1: Write the proportion equation
294,219,250.96 : 406,022,563.20 = 170,531,672.08 : x - Step 2: Convert to fraction form
294,219,250.96/406,022,563.20 = 170,531,672.08/x - Step 3: Cross multiply
294,219,250.96x = 406,022,563.20 × 170,531,672.08 - Step 4: Simplify right side
294,219,250.96x = 69,239,706,604,703,480 - Step 5: Solve for x
x = 69,239,706,604,703,480/294,219,250.96 - Step 6: Final answer
x = 235,333,705.66
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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.