Finding the Fourth Proportional to 2,203,845,338.68, 3,041,244,448.86 and 1,200,240,253.24
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Solution
The fourth proportional to 2,203,845,338.68, 3,041,244,448.86 and 1,200,240,253.24 is: 1,656,297,718.99
Step by Step Solution
- Step 1: Write the proportion equation
2,203,845,338.68 : 3,041,244,448.86 = 1,200,240,253.24 : x - Step 2: Convert to fraction form
2,203,845,338.68/3,041,244,448.86 = 1,200,240,253.24/x - Step 3: Cross multiply
2,203,845,338.68x = 3,041,244,448.86 × 1,200,240,253.24 - Step 4: Simplify right side
2,203,845,338.68x = 3,650,224,007,464,471,040 - Step 5: Solve for x
x = 3,650,224,007,464,471,040/2,203,845,338.68 - Step 6: Final answer
x = 1,656,297,718.99
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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.