Finding the Fourth Proportional to 134,521,286.60, 201,781,929.90 and 37,491,969.80
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Solution
The fourth proportional to 134,521,286.60, 201,781,929.90 and 37,491,969.80 is: 56,237,954.70
Step by Step Solution
- Step 1: Write the proportion equation
134,521,286.60 : 201,781,929.90 = 37,491,969.80 : x - Step 2: Convert to fraction form
134,521,286.60/201,781,929.90 = 37,491,969.80/x - Step 3: Cross multiply
134,521,286.60x = 201,781,929.90 × 37,491,969.80 - Step 4: Simplify right side
134,521,286.60x = 7,565,202,021,996,517 - Step 5: Solve for x
x = 7,565,202,021,996,517/134,521,286.60 - Step 6: Final answer
x = 56,237,954.70
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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.