Finding the Fourth Proportional to 235,986,604.90, 325,558,202.48 and 225,045,563.26
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Solution
The fourth proportional to 235,986,604.90, 325,558,202.48 and 225,045,563.26 is: 310,464,354.88
Step by Step Solution
- Step 1: Write the proportion equation
235,986,604.90 : 325,558,202.48 = 225,045,563.26 : x - Step 2: Convert to fraction form
235,986,604.90/325,558,202.48 = 225,045,563.26/x - Step 3: Cross multiply
235,986,604.90x = 325,558,202.48 × 225,045,563.26 - Step 4: Simplify right side
235,986,604.90x = 73,265,429,051,024,736 - Step 5: Solve for x
x = 73,265,429,051,024,736/235,986,604.90 - Step 6: Final answer
x = 310,464,354.88
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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.