Finding the Fourth Proportional to 124,251,364.67, 171,467,401.10 and 68,495,560.20
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Solution
The fourth proportional to 124,251,364.67, 171,467,401.10 and 68,495,560.20 is: 94,524,158.55
Step by Step Solution
- Step 1: Write the proportion equation
124,251,364.67 : 171,467,401.10 = 68,495,560.20 : x - Step 2: Convert to fraction form
124,251,364.67/171,467,401.10 = 68,495,560.20/x - Step 3: Cross multiply
124,251,364.67x = 171,467,401.10 × 68,495,560.20 - Step 4: Simplify right side
124,251,364.67x = 11,744,755,694,040,118 - Step 5: Solve for x
x = 11,744,755,694,040,118/124,251,364.67 - Step 6: Final answer
x = 94,524,158.55
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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.