Finding the Fourth Proportional to 366,130,982.48, 504,968,406.41 and 240,811,831.07
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Solution
The fourth proportional to 366,130,982.48, 504,968,406.41 and 240,811,831.07 is: 332,128,042.69
Step by Step Solution
- Step 1: Write the proportion equation
366,130,982.48 : 504,968,406.41 = 240,811,831.07 : x - Step 2: Convert to fraction form
366,130,982.48/504,968,406.41 = 240,811,831.07/x - Step 3: Cross multiply
366,130,982.48x = 504,968,406.41 × 240,811,831.07 - Step 4: Simplify right side
366,130,982.48x = 121,602,366,580,092,032 - Step 5: Solve for x
x = 121,602,366,580,092,032/366,130,982.48 - Step 6: Final answer
x = 332,128,042.69
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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.