Finding the Fourth Proportional to 88,135,712.05, 132,224,563.28 and 42,660,108.85
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Solution
The fourth proportional to 88,135,712.05, 132,224,563.28 and 42,660,108.85 is: 64,000,325.53
Step by Step Solution
- Step 1: Write the proportion equation
88,135,712.05 : 132,224,563.28 = 42,660,108.85 : x - Step 2: Convert to fraction form
88,135,712.05/132,224,563.28 = 42,660,108.85/x - Step 3: Cross multiply
88,135,712.05x = 132,224,563.28 × 42,660,108.85 - Step 4: Simplify right side
88,135,712.05x = 5,640,714,261,955,213 - Step 5: Solve for x
x = 5,640,714,261,955,213/88,135,712.05 - Step 6: Final answer
x = 64,000,325.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.