Finding the Fourth Proportional to 16,128,347,281.20, 24,192,520,921.80 and 14,475,353,194.80
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Solution
The fourth proportional to 16,128,347,281.20, 24,192,520,921.80 and 14,475,353,194.80 is: 21,713,029,792.20
Step by Step Solution
- Step 1: Write the proportion equation
16,128,347,281.20 : 24,192,520,921.80 = 14,475,353,194.80 : x - Step 2: Convert to fraction form
16,128,347,281.20/24,192,520,921.80 = 14,475,353,194.80/x - Step 3: Cross multiply
16,128,347,281.20x = 24,192,520,921.80 × 14,475,353,194.80 - Step 4: Simplify right side
16,128,347,281.20x = 350,195,285,015,643,422,720 - Step 5: Solve for x
x = 350,195,285,015,643,422,720/16,128,347,281.20 - Step 6: Final answer
x = 21,713,029,792.20
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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.