Finding the Fourth Proportional to 7,772,331,160.80, 11,641,278,052.80 and 6,739,209,856.80
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Solution
The fourth proportional to 7,772,331,160.80, 11,641,278,052.80 and 6,739,209,856.80 is: 10,093,884,855.92
Step by Step Solution
- Step 1: Write the proportion equation
7,772,331,160.80 : 11,641,278,052.80 = 6,739,209,856.80 : x - Step 2: Convert to fraction form
7,772,331,160.80/11,641,278,052.80 = 6,739,209,856.80/x - Step 3: Cross multiply
7,772,331,160.80x = 11,641,278,052.80 × 6,739,209,856.80 - Step 4: Simplify right side
7,772,331,160.80x = 78,453,015,799,179,264,000 - Step 5: Solve for x
x = 78,453,015,799,179,264,000/7,772,331,160.80 - Step 6: Final answer
x = 10,093,884,855.92
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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.