Finding the Fourth Proportional to 12,134,217,197.98, 18,201,325,796.98 and 3,410,081,741.98
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Solution
The fourth proportional to 12,134,217,197.98, 18,201,325,796.98 and 3,410,081,741.98 is: 5,115,122,612.97
Step by Step Solution
- Step 1: Write the proportion equation
12,134,217,197.98 : 18,201,325,796.98 = 3,410,081,741.98 : x - Step 2: Convert to fraction form
12,134,217,197.98/18,201,325,796.98 = 3,410,081,741.98/x - Step 3: Cross multiply
12,134,217,197.98x = 18,201,325,796.98 × 3,410,081,741.98 - Step 4: Simplify right side
12,134,217,197.98x = 62,068,008,780,111,069,184 - Step 5: Solve for x
x = 62,068,008,780,111,069,184/12,134,217,197.98 - Step 6: Final answer
x = 5,115,122,612.97
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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.