Finding the Fourth Proportional to 106,899,781.26, 147,522,102.75 and 58,007,209.26
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Solution
The fourth proportional to 106,899,781.26, 147,522,102.75 and 58,007,209.26 is: 80,050,168.33
Step by Step Solution
- Step 1: Write the proportion equation
106,899,781.26 : 147,522,102.75 = 58,007,209.26 : x - Step 2: Convert to fraction form
106,899,781.26/147,522,102.75 = 58,007,209.26/x - Step 3: Cross multiply
106,899,781.26x = 147,522,102.75 × 58,007,209.26 - Step 4: Simplify right side
106,899,781.26x = 8,557,345,484,694,471 - Step 5: Solve for x
x = 8,557,345,484,694,471/106,899,781.26 - Step 6: Final answer
x = 80,050,168.33
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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.