Finding the Fourth Proportional to 134,771,126.80, 202,156,690.20 and 43,894,715.80
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Solution
The fourth proportional to 134,771,126.80, 202,156,690.20 and 43,894,715.80 is: 65,842,073.70
Step by Step Solution
- Step 1: Write the proportion equation
134,771,126.80 : 202,156,690.20 = 43,894,715.80 : x - Step 2: Convert to fraction form
134,771,126.80/202,156,690.20 = 43,894,715.80/x - Step 3: Cross multiply
134,771,126.80x = 202,156,690.20 × 43,894,715.80 - Step 4: Simplify right side
134,771,126.80x = 8,873,610,463,397,644 - Step 5: Solve for x
x = 8,873,610,463,397,644/134,771,126.80 - Step 6: Final answer
x = 65,842,073.70
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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.