Finding the Fourth Proportional to 85,469,552.44, 117,948,392.97 and 46,311,318.81
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Solution
The fourth proportional to 85,469,552.44, 117,948,392.97 and 46,311,318.81 is: 63,909,842.44
Step by Step Solution
- Step 1: Write the proportion equation
85,469,552.44 : 117,948,392.97 = 46,311,318.81 : x - Step 2: Convert to fraction form
85,469,552.44/117,948,392.97 = 46,311,318.81/x - Step 3: Cross multiply
85,469,552.44x = 117,948,392.97 × 46,311,318.81 - Step 4: Simplify right side
85,469,552.44x = 5,462,345,630,134,500 - Step 5: Solve for x
x = 5,462,345,630,134,500/85,469,552.44 - Step 6: Final answer
x = 63,909,842.44
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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.