Finding the Fourth Proportional to 540,797,880.96, 746,332,542.09 and 302,641,051.37
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Solution
The fourth proportional to 540,797,880.96, 746,332,542.09 and 302,641,051.37 is: 417,662,260.08
Step by Step Solution
- Step 1: Write the proportion equation
540,797,880.96 : 746,332,542.09 = 302,641,051.37 : x - Step 2: Convert to fraction form
540,797,880.96/746,332,542.09 = 302,641,051.37/x - Step 3: Cross multiply
540,797,880.96x = 746,332,542.09 × 302,641,051.37 - Step 4: Simplify right side
540,797,880.96x = 225,870,865,206,030,720 - Step 5: Solve for x
x = 225,870,865,206,030,720/540,797,880.96 - Step 6: Final answer
x = 417,662,260.08
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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.