Finding the Fourth Proportional to 738,969,504,059.36, 1,019,777,873,947.40 and 401,024,046,395.36
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Solution
The fourth proportional to 738,969,504,059.36, 1,019,777,873,947.40 and 401,024,046,395.36 is: 553,413,161,420.52
Step by Step Solution
- Step 1: Write the proportion equation
738,969,504,059.36 : 1,019,777,873,947.40 = 401,024,046,395.36 : x - Step 2: Convert to fraction form
738,969,504,059.36/1,019,777,873,947.40 = 401,024,046,395.36/x - Step 3: Cross multiply
738,969,504,059.36x = 1,019,777,873,947.40 × 401,024,046,395.36 - Step 4: Simplify right side
738,969,504,059.36x = 408,955,449,434,843,742,470,144 - Step 5: Solve for x
x = 408,955,449,434,843,742,470,144/738,969,504,059.36 - Step 6: Final answer
x = 553,413,161,420.52
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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.