Finding the Fourth Proportional to 18,380,228,701.05, 27,570,343,051.58 and 18,380,228,701.05
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Solution
The fourth proportional to 18,380,228,701.05, 27,570,343,051.58 and 18,380,228,701.05 is: 27,570,343,051.58
Step by Step Solution
- Step 1: Write the proportion equation
18,380,228,701.05 : 27,570,343,051.58 = 18,380,228,701.05 : x - Step 2: Convert to fraction form
18,380,228,701.05/27,570,343,051.58 = 18,380,228,701.05/x - Step 3: Cross multiply
18,380,228,701.05x = 27,570,343,051.58 × 18,380,228,701.05 - Step 4: Simplify right side
18,380,228,701.05x = 506,749,210,654,353,260,544 - Step 5: Solve for x
x = 506,749,210,654,353,260,544/18,380,228,701.05 - Step 6: Final answer
x = 27,570,343,051.58
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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.