Finding the Fourth Proportional to 125,715,026.44, 173,485,479.54 and 69,959,492.92
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Solution
The fourth proportional to 125,715,026.44, 173,485,479.54 and 69,959,492.92 is: 96,543,400.75
Step by Step Solution
- Step 1: Write the proportion equation
125,715,026.44 : 173,485,479.54 = 69,959,492.92 : x - Step 2: Convert to fraction form
125,715,026.44/173,485,479.54 = 69,959,492.92/x - Step 3: Cross multiply
125,715,026.44x = 173,485,479.54 × 69,959,492.92 - Step 4: Simplify right side
125,715,026.44x = 12,136,956,177,601,434 - Step 5: Solve for x
x = 12,136,956,177,601,434/125,715,026.44 - Step 6: Final answer
x = 96,543,400.75
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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.