Finding the Fourth Proportional to 188,177,245.74, 282,202,205.04 and 71,564,896.71
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Solution
The fourth proportional to 188,177,245.74, 282,202,205.04 and 71,564,896.71 is: 107,323,133.44
Step by Step Solution
- Step 1: Write the proportion equation
188,177,245.74 : 282,202,205.04 = 71,564,896.71 : x - Step 2: Convert to fraction form
188,177,245.74/282,202,205.04 = 71,564,896.71/x - Step 3: Cross multiply
188,177,245.74x = 282,202,205.04 × 71,564,896.71 - Step 4: Simplify right side
188,177,245.74x = 20,195,771,655,021,840 - Step 5: Solve for x
x = 20,195,771,655,021,840/188,177,245.74 - Step 6: Final answer
x = 107,323,133.44
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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.