Finding the Fourth Proportional to 177,582,611.79, 245,063,917.67 and 104,243,753.79
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Solution
The fourth proportional to 177,582,611.79, 245,063,917.67 and 104,243,753.79 is: 143,856,329.39
Step by Step Solution
- Step 1: Write the proportion equation
177,582,611.79 : 245,063,917.67 = 104,243,753.79 : x - Step 2: Convert to fraction form
177,582,611.79/245,063,917.67 = 104,243,753.79/x - Step 3: Cross multiply
177,582,611.79x = 245,063,917.67 × 104,243,753.79 - Step 4: Simplify right side
177,582,611.79x = 25,546,382,695,883,092 - Step 5: Solve for x
x = 25,546,382,695,883,092/177,582,611.79 - Step 6: Final answer
x = 143,856,329.39
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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.