Finding the Fourth Proportional to 104,106,395.64, 155,228,853.48 and 101,246,142.54
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Solution
The fourth proportional to 104,106,395.64, 155,228,853.48 and 101,246,142.54 is: 150,964,045.28
Step by Step Solution
- Step 1: Write the proportion equation
104,106,395.64 : 155,228,853.48 = 101,246,142.54 : x - Step 2: Convert to fraction form
104,106,395.64/155,228,853.48 = 101,246,142.54/x - Step 3: Cross multiply
104,106,395.64x = 155,228,853.48 × 101,246,142.54 - Step 4: Simplify right side
104,106,395.64x = 15,716,322,625,756,854 - Step 5: Solve for x
x = 15,716,322,625,756,854/104,106,395.64 - Step 6: Final answer
x = 150,964,045.28
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.