Finding the Fourth Proportional to 94,625,229.12, 130,584,516.84 and 55,495,228.56
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Solution
The fourth proportional to 94,625,229.12, 130,584,516.84 and 55,495,228.56 is: 76,584,412.80
Step by Step Solution
- Step 1: Write the proportion equation
94,625,229.12 : 130,584,516.84 = 55,495,228.56 : x - Step 2: Convert to fraction form
94,625,229.12/130,584,516.84 = 55,495,228.56/x - Step 3: Cross multiply
94,625,229.12x = 130,584,516.84 × 55,495,228.56 - Step 4: Simplify right side
94,625,229.12x = 7,246,817,608,432,969 - Step 5: Solve for x
x = 7,246,817,608,432,969/94,625,229.12 - Step 6: Final answer
x = 76,584,412.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.