Finding the Fourth Proportional to 2,961,571,147.08, 4,086,909,748.26 and 1,623,464,120.04
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Solution
The fourth proportional to 2,961,571,147.08, 4,086,909,748.26 and 1,623,464,120.04 is: 2,240,348,453.11
Step by Step Solution
- Step 1: Write the proportion equation
2,961,571,147.08 : 4,086,909,748.26 = 1,623,464,120.04 : x - Step 2: Convert to fraction form
2,961,571,147.08/4,086,909,748.26 = 1,623,464,120.04/x - Step 3: Cross multiply
2,961,571,147.08x = 4,086,909,748.26 × 1,623,464,120.04 - Step 4: Simplify right side
2,961,571,147.08x = 6,634,951,338,141,818,880 - Step 5: Solve for x
x = 6,634,951,338,141,818,880/2,961,571,147.08 - Step 6: Final answer
x = 2,240,348,453.11
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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.