Finding the Fourth Proportional to 9,661,569,665.10, 14,492,354,497.65 and 9,498,310,989.90
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Solution
The fourth proportional to 9,661,569,665.10, 14,492,354,497.65 and 9,498,310,989.90 is: 14,247,466,484.85
Step by Step Solution
- Step 1: Write the proportion equation
9,661,569,665.10 : 14,492,354,497.65 = 9,498,310,989.90 : x - Step 2: Convert to fraction form
9,661,569,665.10/14,492,354,497.65 = 9,498,310,989.90/x - Step 3: Cross multiply
9,661,569,665.10x = 14,492,354,497.65 × 9,498,310,989.90 - Step 4: Simplify right side
9,661,569,665.10x = 137,652,889,994,555,686,912 - Step 5: Solve for x
x = 137,652,889,994,555,686,912/9,661,569,665.10 - Step 6: Final answer
x = 14,247,466,484.85
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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.