Finding the Fourth Proportional to 118,115,300.70, 177,172,951.05 and 106,777,892.70
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Solution
The fourth proportional to 118,115,300.70, 177,172,951.05 and 106,777,892.70 is: 160,166,839.05
Step by Step Solution
- Step 1: Write the proportion equation
118,115,300.70 : 177,172,951.05 = 106,777,892.70 : x - Step 2: Convert to fraction form
118,115,300.70/177,172,951.05 = 106,777,892.70/x - Step 3: Cross multiply
118,115,300.70x = 177,172,951.05 × 106,777,892.70 - Step 4: Simplify right side
118,115,300.70x = 18,918,154,356,559,256 - Step 5: Solve for x
x = 18,918,154,356,559,256/118,115,300.70 - Step 6: Final answer
x = 160,166,839.05
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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.