Finding the Fourth Proportional to 273,469,167.67, 377,387,440.55 and 149,709,844.80
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Solution
The fourth proportional to 273,469,167.67, 377,387,440.55 and 149,709,844.80 is: 206,599,579.89
Step by Step Solution
- Step 1: Write the proportion equation
273,469,167.67 : 377,387,440.55 = 149,709,844.80 : x - Step 2: Convert to fraction form
273,469,167.67/377,387,440.55 = 149,709,844.80/x - Step 3: Cross multiply
273,469,167.67x = 377,387,440.55 × 149,709,844.80 - Step 4: Simplify right side
273,469,167.67x = 56,498,615,154,209,736 - Step 5: Solve for x
x = 56,498,615,154,209,736/273,469,167.67 - Step 6: Final answer
x = 206,599,579.89
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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.