Finding the Fourth Proportional to 269,511,480.08, 371,926,963.28 and 145,752,157.21
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Solution
The fourth proportional to 269,511,480.08, 371,926,963.28 and 145,752,157.21 is: 201,138,583.06
Step by Step Solution
- Step 1: Write the proportion equation
269,511,480.08 : 371,926,963.28 = 145,752,157.21 : x - Step 2: Convert to fraction form
269,511,480.08/371,926,963.28 = 145,752,157.21/x - Step 3: Cross multiply
269,511,480.08x = 371,926,963.28 × 145,752,157.21 - Step 4: Simplify right side
269,511,480.08x = 54,209,157,221,694,640 - Step 5: Solve for x
x = 54,209,157,221,694,640/269,511,480.08 - Step 6: Final answer
x = 201,138,583.06
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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.