Finding the Fourth Proportional to 6,903,135,570.64, 10,354,640,902.37 and 2,181,458,263.81
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Solution
The fourth proportional to 6,903,135,570.64, 10,354,640,902.37 and 2,181,458,263.81 is: 3,272,167,659.77
Step by Step Solution
- Step 1: Write the proportion equation
6,903,135,570.64 : 10,354,640,902.37 = 2,181,458,263.81 : x - Step 2: Convert to fraction form
6,903,135,570.64/10,354,640,902.37 = 2,181,458,263.81/x - Step 3: Cross multiply
6,903,135,570.64x = 10,354,640,902.37 × 2,181,458,263.81 - Step 4: Simplify right side
6,903,135,570.64x = 22,588,216,965,260,075,008 - Step 5: Solve for x
x = 22,588,216,965,260,075,008/6,903,135,570.64 - Step 6: Final answer
x = 3,272,167,659.77
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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.