Finding the Fourth Proportional to 2,834,356,276.80, 4,251,534,415.20 and 2,593,294,639.20
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Solution
The fourth proportional to 2,834,356,276.80, 4,251,534,415.20 and 2,593,294,639.20 is: 3,889,941,958.80
Step by Step Solution
- Step 1: Write the proportion equation
2,834,356,276.80 : 4,251,534,415.20 = 2,593,294,639.20 : x - Step 2: Convert to fraction form
2,834,356,276.80/4,251,534,415.20 = 2,593,294,639.20/x - Step 3: Cross multiply
2,834,356,276.80x = 4,251,534,415.20 × 2,593,294,639.20 - Step 4: Simplify right side
2,834,356,276.80x = 11,025,481,407,312,465,920 - Step 5: Solve for x
x = 11,025,481,407,312,465,920/2,834,356,276.80 - Step 6: Final answer
x = 3,889,941,958.80
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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.