Finding the Fourth Proportional to 134,451,138.80, 201,676,708.20 and 88,534,636.40
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Solution
The fourth proportional to 134,451,138.80, 201,676,708.20 and 88,534,636.40 is: 132,801,954.60
Step by Step Solution
- Step 1: Write the proportion equation
134,451,138.80 : 201,676,708.20 = 88,534,636.40 : x - Step 2: Convert to fraction form
134,451,138.80/201,676,708.20 = 88,534,636.40/x - Step 3: Cross multiply
134,451,138.80x = 201,676,708.20 × 88,534,636.40 - Step 4: Simplify right side
134,451,138.80x = 17,855,374,030,835,898 - Step 5: Solve for x
x = 17,855,374,030,835,898/134,451,138.80 - Step 6: Final answer
x = 132,801,954.60
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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.