Finding the Fourth Proportional to 201,528,419,104.08, 278,107,565,598.72 and 110,077,028,246.88
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Solution
The fourth proportional to 201,528,419,104.08, 278,107,565,598.72 and 110,077,028,246.88 is: 151,905,396,222.41
Step by Step Solution
- Step 1: Write the proportion equation
201,528,419,104.08 : 278,107,565,598.72 = 110,077,028,246.88 : x - Step 2: Convert to fraction form
201,528,419,104.08/278,107,565,598.72 = 110,077,028,246.88/x - Step 3: Cross multiply
201,528,419,104.08x = 278,107,565,598.72 × 110,077,028,246.88 - Step 4: Simplify right side
201,528,419,104.08x = 30,613,254,354,081,333,379,072 - Step 5: Solve for x
x = 30,613,254,354,081,333,379,072/201,528,419,104.08 - Step 6: Final answer
x = 151,905,396,222.41
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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.