Finding the Fourth Proportional to 8,746,253,296.56, 12,078,165,483.54 and 8,269,762,994.96
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Solution
The fourth proportional to 8,746,253,296.56, 12,078,165,483.54 and 8,269,762,994.96 is: 11,420,154,730.95
Step by Step Solution
- Step 1: Write the proportion equation
8,746,253,296.56 : 12,078,165,483.54 = 8,269,762,994.96 : x - Step 2: Convert to fraction form
8,746,253,296.56/12,078,165,483.54 = 8,269,762,994.96/x - Step 3: Cross multiply
8,746,253,296.56x = 12,078,165,483.54 × 8,269,762,994.96 - Step 4: Simplify right side
8,746,253,296.56x = 99,883,565,962,782,261,248 - Step 5: Solve for x
x = 99,883,565,962,782,261,248/8,746,253,296.56 - Step 6: Final answer
x = 11,420,154,730.95
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1.5x scale
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.