Finding the Fourth Proportional to 12,018,563,378.01, 16,587,603,521.33 and 6,667,847,626.05
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Solution
The fourth proportional to 12,018,563,378.01, 16,587,603,521.33 and 6,667,847,626.05 is: 9,202,731,581.37
Step by Step Solution
- Step 1: Write the proportion equation
12,018,563,378.01 : 16,587,603,521.33 = 6,667,847,626.05 : x - Step 2: Convert to fraction form
12,018,563,378.01/16,587,603,521.33 = 6,667,847,626.05/x - Step 3: Cross multiply
12,018,563,378.01x = 16,587,603,521.33 × 6,667,847,626.05 - Step 4: Simplify right side
12,018,563,378.01x = 110,603,612,761,525,534,720 - Step 5: Solve for x
x = 110,603,612,761,525,534,720/12,018,563,378.01 - Step 6: Final answer
x = 9,202,731,581.37
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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.