Finding the Fourth Proportional to 204,593,538.44, 307,084,327.97 and 126,634,623.60
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Solution
The fourth proportional to 204,593,538.44, 307,084,327.97 and 126,634,623.60 is: 190,072,025.65
Step by Step Solution
- Step 1: Write the proportion equation
204,593,538.44 : 307,084,327.97 = 126,634,623.60 : x - Step 2: Convert to fraction form
204,593,538.44/307,084,327.97 = 126,634,623.60/x - Step 3: Cross multiply
204,593,538.44x = 307,084,327.97 × 126,634,623.60 - Step 4: Simplify right side
204,593,538.44x = 38,887,508,285,939,904 - Step 5: Solve for x
x = 38,887,508,285,939,904/204,593,538.44 - Step 6: Final answer
x = 190,072,025.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.