Finding the Fourth Proportional to 269,729,122.92, 372,226,040 and 152,255,467.68
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Solution
The fourth proportional to 269,729,122.92, 372,226,040 and 152,255,467.68 is: 210,112,460.94
Step by Step Solution
- Step 1: Write the proportion equation
269,729,122.92 : 372,226,040 = 152,255,467.68 : x - Step 2: Convert to fraction form
269,729,122.92/372,226,040 = 152,255,467.68/x - Step 3: Cross multiply
269,729,122.92x = 372,226,040 × 152,255,467.68 - Step 4: Simplify right side
269,729,122.92x = 56,673,449,802,874,392 - Step 5: Solve for x
x = 56,673,449,802,874,392/269,729,122.92 - Step 6: Final answer
x = 210,112,460.94
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1.5x scale
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.