Finding the Fourth Proportional to 2,659,392,069.80, 3,989,088,104.70 and 1,434,952,005.80
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Solution
The fourth proportional to 2,659,392,069.80, 3,989,088,104.70 and 1,434,952,005.80 is: 2,152,428,008.70
Step by Step Solution
- Step 1: Write the proportion equation
2,659,392,069.80 : 3,989,088,104.70 = 1,434,952,005.80 : x - Step 2: Convert to fraction form
2,659,392,069.80/3,989,088,104.70 = 1,434,952,005.80/x - Step 3: Cross multiply
2,659,392,069.80x = 3,989,088,104.70 × 1,434,952,005.80 - Step 4: Simplify right side
2,659,392,069.80x = 5,724,149,977,152,185,344 - Step 5: Solve for x
x = 5,724,149,977,152,185,344/2,659,392,069.80 - Step 6: Final answer
x = 2,152,428,008.70
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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.