Finding the Fourth Proportional to 874,145,322,352.45, 1,206,239,590,326.20 and 483,503,478,415.08
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Solution
The fourth proportional to 874,145,322,352.45, 1,206,239,590,326.20 and 483,503,478,415.08 is: 667,190,022,998.89
Step by Step Solution
- Step 1: Write the proportion equation
874,145,322,352.45 : 1,206,239,590,326.20 = 483,503,478,415.08 : x - Step 2: Convert to fraction form
874,145,322,352.45/1,206,239,590,326.20 = 483,503,478,415.08/x - Step 3: Cross multiply
874,145,322,352.45x = 1,206,239,590,326.20 × 483,503,478,415.08 - Step 4: Simplify right side
874,145,322,352.45x = 583,221,037,724,698,750,746,624 - Step 5: Solve for x
x = 583,221,037,724,698,750,746,624/874,145,322,352.45 - Step 6: Final answer
x = 667,190,022,998.89
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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.