Finding the Fourth Proportional to 5,441,258,768.20, 8,161,888,152.30 and 2,686,268,624.20
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Solution
The fourth proportional to 5,441,258,768.20, 8,161,888,152.30 and 2,686,268,624.20 is: 4,029,402,936.30
Step by Step Solution
- Step 1: Write the proportion equation
5,441,258,768.20 : 8,161,888,152.30 = 2,686,268,624.20 : x - Step 2: Convert to fraction form
5,441,258,768.20/8,161,888,152.30 = 2,686,268,624.20/x - Step 3: Cross multiply
5,441,258,768.20x = 8,161,888,152.30 × 2,686,268,624.20 - Step 4: Simplify right side
5,441,258,768.20x = 21,925,024,057,753,198,592 - Step 5: Solve for x
x = 21,925,024,057,753,198,592/5,441,258,768.20 - Step 6: Final answer
x = 4,029,402,936.30
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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.