Finding the Fourth Proportional to 70,985,522.88, 106,467,627.29 and 22,457,070.99
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Solution
The fourth proportional to 70,985,522.88, 106,467,627.29 and 22,457,070.99 is: 33,682,235.01
Step by Step Solution
- Step 1: Write the proportion equation
70,985,522.88 : 106,467,627.29 = 22,457,070.99 : x - Step 2: Convert to fraction form
70,985,522.88/106,467,627.29 = 22,457,070.99/x - Step 3: Cross multiply
70,985,522.88x = 106,467,627.29 × 22,457,070.99 - Step 4: Simplify right side
70,985,522.88x = 2,390,951,064,076,105.50 - Step 5: Solve for x
x = 2,390,951,064,076,105.50/70,985,522.88 - Step 6: Final answer
x = 33,682,235.01
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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.