Finding the Fourth Proportional to 2,818,073,412.23, 3,888,474,697.03 and 1,628,753,130.54
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Solution
The fourth proportional to 2,818,073,412.23, 3,888,474,697.03 and 1,628,753,130.54 is: 2,247,409,633.95
Step by Step Solution
- Step 1: Write the proportion equation
2,818,073,412.23 : 3,888,474,697.03 = 1,628,753,130.54 : x - Step 2: Convert to fraction form
2,818,073,412.23/3,888,474,697.03 = 1,628,753,130.54/x - Step 3: Cross multiply
2,818,073,412.23x = 3,888,474,697.03 × 1,628,753,130.54 - Step 4: Simplify right side
2,818,073,412.23x = 6,333,365,335,813,190,656 - Step 5: Solve for x
x = 6,333,365,335,813,190,656/2,818,073,412.23 - Step 6: Final answer
x = 2,247,409,633.95
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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.