Finding the Fourth Proportional to 269,744,277.80, 404,616,416.70 and 201,719,829.80
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Solution
The fourth proportional to 269,744,277.80, 404,616,416.70 and 201,719,829.80 is: 302,579,744.70
Step by Step Solution
- Step 1: Write the proportion equation
269,744,277.80 : 404,616,416.70 = 201,719,829.80 : x - Step 2: Convert to fraction form
269,744,277.80/404,616,416.70 = 201,719,829.80/x - Step 3: Cross multiply
269,744,277.80x = 404,616,416.70 × 201,719,829.80 - Step 4: Simplify right side
269,744,277.80x = 81,619,154,711,009,888 - Step 5: Solve for x
x = 81,619,154,711,009,888/269,744,277.80 - Step 6: Final answer
x = 302,579,744.70
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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.