Finding the Fourth Proportional to 106,103,228.28, 159,145,725.69 and 64,593,331.62
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Solution
The fourth proportional to 106,103,228.28, 159,145,725.69 and 64,593,331.62 is: 96,884,447.36
Step by Step Solution
- Step 1: Write the proportion equation
106,103,228.28 : 159,145,725.69 = 64,593,331.62 : x - Step 2: Convert to fraction form
106,103,228.28/159,145,725.69 = 64,593,331.62/x - Step 3: Cross multiply
106,103,228.28x = 159,145,725.69 × 64,593,331.62 - Step 4: Simplify right side
106,103,228.28x = 10,279,752,635,399,722 - Step 5: Solve for x
x = 10,279,752,635,399,722/106,103,228.28 - Step 6: Final answer
x = 96,884,447.36
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.