Finding the Fourth Proportional to 134,314,585.20, 201,471,877.80 and 123,565,042.80
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Solution
The fourth proportional to 134,314,585.20, 201,471,877.80 and 123,565,042.80 is: 185,347,564.20
Step by Step Solution
- Step 1: Write the proportion equation
134,314,585.20 : 201,471,877.80 = 123,565,042.80 : x - Step 2: Convert to fraction form
134,314,585.20/201,471,877.80 = 123,565,042.80/x - Step 3: Cross multiply
134,314,585.20x = 201,471,877.80 × 123,565,042.80 - Step 4: Simplify right side
134,314,585.20x = 24,894,881,203,353,372 - Step 5: Solve for x
x = 24,894,881,203,353,372/134,314,585.20 - Step 6: Final answer
x = 185,347,564.20
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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.