Finding the Fourth Proportional to 4,088,636,137.44, 5,642,306,717.40 and 2,280,149,970.84
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Solution
The fourth proportional to 4,088,636,137.44, 5,642,306,717.40 and 2,280,149,970.84 is: 3,146,600,740.36
Step by Step Solution
- Step 1: Write the proportion equation
4,088,636,137.44 : 5,642,306,717.40 = 2,280,149,970.84 : x - Step 2: Convert to fraction form
4,088,636,137.44/5,642,306,717.40 = 2,280,149,970.84/x - Step 3: Cross multiply
4,088,636,137.44x = 5,642,306,717.40 × 2,280,149,970.84 - Step 4: Simplify right side
4,088,636,137.44x = 12,865,305,497,149,945,856 - Step 5: Solve for x
x = 12,865,305,497,149,945,856/4,088,636,137.44 - Step 6: Final answer
x = 3,146,600,740.36
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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.