Finding the Fourth Proportional to 204,725,698.70, 307,088,548.05 and 168,375,134.30
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Solution
The fourth proportional to 204,725,698.70, 307,088,548.05 and 168,375,134.30 is: 252,562,701.45
Step by Step Solution
- Step 1: Write the proportion equation
204,725,698.70 : 307,088,548.05 = 168,375,134.30 : x - Step 2: Convert to fraction form
204,725,698.70/307,088,548.05 = 168,375,134.30/x - Step 3: Cross multiply
204,725,698.70x = 307,088,548.05 × 168,375,134.30 - Step 4: Simplify right side
204,725,698.70x = 51,706,075,519,910,760 - Step 5: Solve for x
x = 51,706,075,519,910,760/204,725,698.70 - Step 6: Final answer
x = 252,562,701.45
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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.