Finding the Fourth Proportional to 2,135,230,548,879, 2,946,568,037,887.70 and 1,256,362,242,645.90
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Solution
The fourth proportional to 2,135,230,548,879, 2,946,568,037,887.70 and 1,256,362,242,645.90 is: 1,733,750,404,673.09
Step by Step Solution
- Step 1: Write the proportion equation
2,135,230,548,879 : 2,946,568,037,887.70 = 1,256,362,242,645.90 : x - Step 2: Convert to fraction form
2,135,230,548,879/2,946,568,037,887.70 = 1,256,362,242,645.90/x - Step 3: Cross multiply
2,135,230,548,879x = 2,946,568,037,887.70 × 1,256,362,242,645.90 - Step 4: Simplify right side
2,135,230,548,879x = 3,701,956,828,189,319,833,321,472 - Step 5: Solve for x
x = 3,701,956,828,189,319,833,321,472/2,135,230,548,879 - Step 6: Final answer
x = 1,733,750,404,673.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.