Finding the Fourth Proportional to 104,687,823.14, 144,470,265.06 and 57,649,270.84
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Solution
The fourth proportional to 104,687,823.14, 144,470,265.06 and 57,649,270.84 is: 79,556,582.50
Step by Step Solution
- Step 1: Write the proportion equation
104,687,823.14 : 144,470,265.06 = 57,649,270.84 : x - Step 2: Convert to fraction form
104,687,823.14/144,470,265.06 = 57,649,270.84/x - Step 3: Cross multiply
104,687,823.14x = 144,470,265.06 × 57,649,270.84 - Step 4: Simplify right side
104,687,823.14x = 8,328,605,438,770,530 - Step 5: Solve for x
x = 8,328,605,438,770,530/104,687,823.14 - Step 6: Final answer
x = 79,556,582.50
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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.