Finding the Fourth Proportional to 56,408,064,747.40, 84,612,097,121.10 and 53,197,534,750.60
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Solution
The fourth proportional to 56,408,064,747.40, 84,612,097,121.10 and 53,197,534,750.60 is: 79,796,302,125.90
Step by Step Solution
- Step 1: Write the proportion equation
56,408,064,747.40 : 84,612,097,121.10 = 53,197,534,750.60 : x - Step 2: Convert to fraction form
56,408,064,747.40/84,612,097,121.10 = 53,197,534,750.60/x - Step 3: Cross multiply
56,408,064,747.40x = 84,612,097,121.10 × 53,197,534,750.60 - Step 4: Simplify right side
56,408,064,747.40x = 4,501,154,976,920,859,836,416 - Step 5: Solve for x
x = 4,501,154,976,920,859,836,416/56,408,064,747.40 - Step 6: Final answer
x = 79,796,302,125.90
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1.5x scale
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.