Finding the Fourth Proportional to 201,953,492.80, 302,930,239.20 and 201,953,492.80
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Solution
The fourth proportional to 201,953,492.80, 302,930,239.20 and 201,953,492.80 is: 302,930,239.20
Step by Step Solution
- Step 1: Write the proportion equation
201,953,492.80 : 302,930,239.20 = 201,953,492.80 : x - Step 2: Convert to fraction form
201,953,492.80/302,930,239.20 = 201,953,492.80/x - Step 3: Cross multiply
201,953,492.80x = 302,930,239.20 × 201,953,492.80 - Step 4: Simplify right side
201,953,492.80x = 61,177,819,881,179,480 - Step 5: Solve for x
x = 61,177,819,881,179,480/201,953,492.80 - Step 6: Final answer
x = 302,930,239.20
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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.