Finding the Fourth Proportional to 201,467,952.80, 302,201,929.20 and 65,167,114.40
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Solution
The fourth proportional to 201,467,952.80, 302,201,929.20 and 65,167,114.40 is: 97,750,671.60
Step by Step Solution
- Step 1: Write the proportion equation
201,467,952.80 : 302,201,929.20 = 65,167,114.40 : x - Step 2: Convert to fraction form
201,467,952.80/302,201,929.20 = 65,167,114.40/x - Step 3: Cross multiply
201,467,952.80x = 302,201,929.20 × 65,167,114.40 - Step 4: Simplify right side
201,467,952.80x = 19,693,627,692,077,100 - Step 5: Solve for x
x = 19,693,627,692,077,100/201,467,952.80 - Step 6: Final answer
x = 97,750,671.60
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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.