Finding the Fourth Proportional to 94,745,404.80, 142,118,107.20 and 80,874,794.70
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Solution
The fourth proportional to 94,745,404.80, 142,118,107.20 and 80,874,794.70 is: 121,312,192.05
Step by Step Solution
- Step 1: Write the proportion equation
94,745,404.80 : 142,118,107.20 = 80,874,794.70 : x - Step 2: Convert to fraction form
94,745,404.80/142,118,107.20 = 80,874,794.70/x - Step 3: Cross multiply
94,745,404.80x = 142,118,107.20 × 80,874,794.70 - Step 4: Simplify right side
94,745,404.80x = 11,493,772,742,952,592 - Step 5: Solve for x
x = 11,493,772,742,952,592/94,745,404.80 - Step 6: Final answer
x = 121,312,192.05
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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.