Finding the Fourth Proportional to 725,751,928.27, 1,088,624,785.34 and 201,119,531.71
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Solution
The fourth proportional to 725,751,928.27, 1,088,624,785.34 and 201,119,531.71 is: 301,678,436.53
Step by Step Solution
- Step 1: Write the proportion equation
725,751,928.27 : 1,088,624,785.34 = 201,119,531.71 : x - Step 2: Convert to fraction form
725,751,928.27/1,088,624,785.34 = 201,119,531.71/x - Step 3: Cross multiply
725,751,928.27x = 1,088,624,785.34 × 201,119,531.71 - Step 4: Simplify right side
725,751,928.27x = 218,943,707,029,031,360 - Step 5: Solve for x
x = 218,943,707,029,031,360/725,751,928.27 - Step 6: Final answer
x = 301,678,436.53
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1.5x scale
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.