Finding the Fourth Proportional to 269,718,194.24, 372,211,095.88 and 145,958,874.74
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Solution
The fourth proportional to 269,718,194.24, 372,211,095.88 and 145,958,874.74 is: 201,423,240.55
Step by Step Solution
- Step 1: Write the proportion equation
269,718,194.24 : 372,211,095.88 = 145,958,874.74 : x - Step 2: Convert to fraction form
269,718,194.24/372,211,095.88 = 145,958,874.74/x - Step 3: Cross multiply
269,718,194.24x = 372,211,095.88 × 145,958,874.74 - Step 4: Simplify right side
269,718,194.24x = 54,327,512,720,387,056 - Step 5: Solve for x
x = 54,327,512,720,387,056/269,718,194.24 - Step 6: Final answer
x = 201,423,240.55
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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.