Finding the Fourth Proportional to 201,369,698.40, 282,682,852.80 and 201,369,698.40
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Solution
The fourth proportional to 201,369,698.40, 282,682,852.80 and 201,369,698.40 is: 282,682,852.80
Step by Step Solution
- Step 1: Write the proportion equation
201,369,698.40 : 282,682,852.80 = 201,369,698.40 : x - Step 2: Convert to fraction form
201,369,698.40/282,682,852.80 = 201,369,698.40/x - Step 3: Cross multiply
201,369,698.40x = 282,682,852.80 × 201,369,698.40 - Step 4: Simplify right side
201,369,698.40x = 56,923,760,811,187,600 - Step 5: Solve for x
x = 56,923,760,811,187,600/201,369,698.40 - Step 6: Final answer
x = 282,682,852.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.