Finding the Fourth Proportional to 4,220,154,107.87, 5,823,757,719.46 and 2,411,645,400.03
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Solution
The fourth proportional to 4,220,154,107.87, 5,823,757,719.46 and 2,411,645,400.03 is: 3,328,039,250.71
Step by Step Solution
- Step 1: Write the proportion equation
4,220,154,107.87 : 5,823,757,719.46 = 2,411,645,400.03 : x - Step 2: Convert to fraction form
4,220,154,107.87/5,823,757,719.46 = 2,411,645,400.03/x - Step 3: Cross multiply
4,220,154,107.87x = 5,823,757,719.46 × 2,411,645,400.03 - Step 4: Simplify right side
4,220,154,107.87x = 14,044,838,515,024,914,432 - Step 5: Solve for x
x = 14,044,838,515,024,914,432/4,220,154,107.87 - Step 6: Final answer
x = 3,328,039,250.71
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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.