Finding the Fourth Proportional to 102,255,062.57, 141,115,468.58 and 60,474,942.62
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Solution
The fourth proportional to 102,255,062.57, 141,115,468.58 and 60,474,942.62 is: 83,457,480.26
Step by Step Solution
- Step 1: Write the proportion equation
102,255,062.57 : 141,115,468.58 = 60,474,942.62 : x - Step 2: Convert to fraction form
102,255,062.57/141,115,468.58 = 60,474,942.62/x - Step 3: Cross multiply
102,255,062.57x = 141,115,468.58 × 60,474,942.62 - Step 4: Simplify right side
102,255,062.57x = 8,533,949,865,804,021 - Step 5: Solve for x
x = 8,533,949,865,804,021/102,255,062.57 - Step 6: Final answer
x = 83,457,480.26
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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.