Finding the Fourth Proportional to 201,915,633.80, 302,873,450.70 and 201,915,633.80
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Solution
The fourth proportional to 201,915,633.80, 302,873,450.70 and 201,915,633.80 is: 302,873,450.70
Step by Step Solution
- Step 1: Write the proportion equation
201,915,633.80 : 302,873,450.70 = 201,915,633.80 : x - Step 2: Convert to fraction form
201,915,633.80/302,873,450.70 = 201,915,633.80/x - Step 3: Cross multiply
201,915,633.80x = 302,873,450.70 × 201,915,633.80 - Step 4: Simplify right side
201,915,633.80x = 61,154,884,759,283,552 - Step 5: Solve for x
x = 61,154,884,759,283,552/201,915,633.80 - Step 6: Final answer
x = 302,873,450.70
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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.