Finding the Fourth Proportional to 204,730,375.50, 307,095,563.25 and 68,415,759
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Solution
The fourth proportional to 204,730,375.50, 307,095,563.25 and 68,415,759 is: 102,623,638.50
Step by Step Solution
- Step 1: Write the proportion equation
204,730,375.50 : 307,095,563.25 = 68,415,759 : x - Step 2: Convert to fraction form
204,730,375.50/307,095,563.25 = 68,415,759/x - Step 3: Cross multiply
204,730,375.50x = 307,095,563.25 × 68,415,759 - Step 4: Simplify right side
204,730,375.50x = 21,010,176,045,281,256 - Step 5: Solve for x
x = 21,010,176,045,281,256/204,730,375.50 - Step 6: Final answer
x = 102,623,638.50
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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.