Finding the Fourth Proportional to 205,234,853.94, 283,252,281.48 and 125,835,877.26
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Solution
The fourth proportional to 205,234,853.94, 283,252,281.48 and 125,835,877.26 is: 173,670,790.52
Step by Step Solution
- Step 1: Write the proportion equation
205,234,853.94 : 283,252,281.48 = 125,835,877.26 : x - Step 2: Convert to fraction form
205,234,853.94/283,252,281.48 = 125,835,877.26/x - Step 3: Cross multiply
205,234,853.94x = 283,252,281.48 × 125,835,877.26 - Step 4: Simplify right side
205,234,853.94x = 35,643,299,325,932,256 - Step 5: Solve for x
x = 35,643,299,325,932,256/205,234,853.94 - Step 6: Final answer
x = 173,670,790.52
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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.