Finding the Fourth Proportional to 204,730,375.13, 307,095,562.70 and 68,415,758.63
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Solution
The fourth proportional to 204,730,375.13, 307,095,562.70 and 68,415,758.63 is: 102,623,637.94
Step by Step Solution
- Step 1: Write the proportion equation
204,730,375.13 : 307,095,562.70 = 68,415,758.63 : x - Step 2: Convert to fraction form
204,730,375.13/307,095,562.70 = 68,415,758.63/x - Step 3: Cross multiply
204,730,375.13x = 307,095,562.70 × 68,415,758.63 - Step 4: Simplify right side
204,730,375.13x = 21,010,175,892,149,676 - Step 5: Solve for x
x = 21,010,175,892,149,676/204,730,375.13 - Step 6: Final answer
x = 102,623,637.94
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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.