Finding the Fourth Proportional to 277,449,259.20, 382,879,844.52 and 165,940,098.08
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Solution
The fourth proportional to 277,449,259.20, 382,879,844.52 and 165,940,098.08 is: 228,997,255.70
Step by Step Solution
- Step 1: Write the proportion equation
277,449,259.20 : 382,879,844.52 = 165,940,098.08 : x - Step 2: Convert to fraction form
277,449,259.20/382,879,844.52 = 165,940,098.08/x - Step 3: Cross multiply
277,449,259.20x = 382,879,844.52 × 165,940,098.08 - Step 4: Simplify right side
277,449,259.20x = 63,535,118,952,503,952 - Step 5: Solve for x
x = 63,535,118,952,503,952/277,449,259.20 - Step 6: Final answer
x = 228,997,255.70
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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.