Finding the Fourth Proportional to 10,366,917,478.28, 14,306,244,269.36 and 5,609,088,959.09
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Solution
The fourth proportional to 10,366,917,478.28, 14,306,244,269.36 and 5,609,088,959.09 is: 7,740,487,656.57
Step by Step Solution
- Step 1: Write the proportion equation
10,366,917,478.28 : 14,306,244,269.36 = 5,609,088,959.09 : x - Step 2: Convert to fraction form
10,366,917,478.28/14,306,244,269.36 = 5,609,088,959.09/x - Step 3: Cross multiply
10,366,917,478.28x = 14,306,244,269.36 × 5,609,088,959.09 - Step 4: Simplify right side
10,366,917,478.28x = 80,244,996,777,311,764,480 - Step 5: Solve for x
x = 80,244,996,777,311,764,480/10,366,917,478.28 - Step 6: Final answer
x = 7,740,487,656.57
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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.