Finding the Fourth Proportional to 4,736,840,700.20, 6,536,581,194.60 and 2,593,032,639.20
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Solution
The fourth proportional to 4,736,840,700.20, 6,536,581,194.60 and 2,593,032,639.20 is: 3,578,243,276.30
Step by Step Solution
- Step 1: Write the proportion equation
4,736,840,700.20 : 6,536,581,194.60 = 2,593,032,639.20 : x - Step 2: Convert to fraction form
4,736,840,700.20/6,536,581,194.60 = 2,593,032,639.20/x - Step 3: Cross multiply
4,736,840,700.20x = 6,536,581,194.60 × 2,593,032,639.20 - Step 4: Simplify right side
4,736,840,700.20x = 16,949,568,386,378,727,424 - Step 5: Solve for x
x = 16,949,568,386,378,727,424/4,736,840,700.20 - Step 6: Final answer
x = 3,578,243,276.30
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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.