Finding the Fourth Proportional to 104,089,888.14, 143,644,901.22 and 57,680,917.08
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Solution
The fourth proportional to 104,089,888.14, 143,644,901.22 and 57,680,917.08 is: 79,600,139.69
Step by Step Solution
- Step 1: Write the proportion equation
104,089,888.14 : 143,644,901.22 = 57,680,917.08 : x - Step 2: Convert to fraction form
104,089,888.14/143,644,901.22 = 57,680,917.08/x - Step 3: Cross multiply
104,089,888.14x = 143,644,901.22 × 57,680,917.08 - Step 4: Simplify right side
104,089,888.14x = 8,285,569,636,235,611 - Step 5: Solve for x
x = 8,285,569,636,235,611/104,089,888.14 - Step 6: Final answer
x = 79,600,139.69
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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.