Finding the Fourth Proportional to 88,923,874.75, 122,714,947.16 and 48,226,018.75
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Solution
The fourth proportional to 88,923,874.75, 122,714,947.16 and 48,226,018.75 is: 66,551,905.88
Step by Step Solution
- Step 1: Write the proportion equation
88,923,874.75 : 122,714,947.16 = 48,226,018.75 : x - Step 2: Convert to fraction form
88,923,874.75/122,714,947.16 = 48,226,018.75/x - Step 3: Cross multiply
88,923,874.75x = 122,714,947.16 × 48,226,018.75 - Step 4: Simplify right side
88,923,874.75x = 5,918,053,342,643,419 - Step 5: Solve for x
x = 5,918,053,342,643,419/88,923,874.75 - Step 6: Final answer
x = 66,551,905.88
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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.