Finding the Fourth Proportional to 87,696,655.44, 131,485,194.36 and 44,482,530.12
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Solution
The fourth proportional to 87,696,655.44, 131,485,194.36 and 44,482,530.12 is: 66,693,468.40
Step by Step Solution
- Step 1: Write the proportion equation
87,696,655.44 : 131,485,194.36 = 44,482,530.12 : x - Step 2: Convert to fraction form
87,696,655.44/131,485,194.36 = 44,482,530.12/x - Step 3: Cross multiply
87,696,655.44x = 131,485,194.36 × 44,482,530.12 - Step 4: Simplify right side
87,696,655.44x = 5,848,794,118,452,754 - Step 5: Solve for x
x = 5,848,794,118,452,754/87,696,655.44 - Step 6: Final answer
x = 66,693,468.40
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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.