Finding the Fourth Proportional to 7,966,693,347.50, 10,995,000,873.69 and 4,534,226,216.97
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Solution
The fourth proportional to 7,966,693,347.50, 10,995,000,873.69 and 4,534,226,216.97 is: 6,257,780,868.74
Step by Step Solution
- Step 1: Write the proportion equation
7,966,693,347.50 : 10,995,000,873.69 = 4,534,226,216.97 : x - Step 2: Convert to fraction form
7,966,693,347.50/10,995,000,873.69 = 4,534,226,216.97/x - Step 3: Cross multiply
7,966,693,347.50x = 10,995,000,873.69 × 4,534,226,216.97 - Step 4: Simplify right side
7,966,693,347.50x = 49,853,821,217,093,255,168 - Step 5: Solve for x
x = 49,853,821,217,093,255,168/7,966,693,347.50 - Step 6: Final answer
x = 6,257,780,868.74
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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.