Finding the Fourth Proportional to 269,736,310.71, 372,236,104.26 and 145,976,987.84
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Solution
The fourth proportional to 269,736,310.71, 372,236,104.26 and 145,976,987.84 is: 201,448,240.77
Step by Step Solution
- Step 1: Write the proportion equation
269,736,310.71 : 372,236,104.26 = 145,976,987.84 : x - Step 2: Convert to fraction form
269,736,310.71/372,236,104.26 = 145,976,987.84/x - Step 3: Cross multiply
269,736,310.71x = 372,236,104.26 × 145,976,987.84 - Step 4: Simplify right side
269,736,310.71x = 54,337,905,263,309,816 - Step 5: Solve for x
x = 54,337,905,263,309,816/269,736,310.71 - Step 6: Final answer
x = 201,448,240.77
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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.