Finding the Fourth Proportional to 6,929,654,408.71, 10,394,368,023.29 and 2,207,912,183.97
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Solution
The fourth proportional to 6,929,654,408.71, 10,394,368,023.29 and 2,207,912,183.97 is: 3,311,832,084.22
Step by Step Solution
- Step 1: Write the proportion equation
6,929,654,408.71 : 10,394,368,023.29 = 2,207,912,183.97 : x - Step 2: Convert to fraction form
6,929,654,408.71/10,394,368,023.29 = 2,207,912,183.97/x - Step 3: Cross multiply
6,929,654,408.71x = 10,394,368,023.29 × 2,207,912,183.97 - Step 4: Simplify right side
6,929,654,408.71x = 22,949,851,803,311,722,496 - Step 5: Solve for x
x = 22,949,851,803,311,722,496/6,929,654,408.71 - Step 6: Final answer
x = 3,311,832,084.22
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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.