Finding the Fourth Proportional to 3,996,986,335.29, 5,996,398,988.18 and 1,341,394,811.45
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Solution
The fourth proportional to 3,996,986,335.29, 5,996,398,988.18 and 1,341,394,811.45 is: 2,012,400,797.84
Step by Step Solution
- Step 1: Write the proportion equation
3,996,986,335.29 : 5,996,398,988.18 = 1,341,394,811.45 : x - Step 2: Convert to fraction form
3,996,986,335.29/5,996,398,988.18 = 1,341,394,811.45/x - Step 3: Cross multiply
3,996,986,335.29x = 5,996,398,988.18 × 1,341,394,811.45 - Step 4: Simplify right side
3,996,986,335.29x = 8,043,538,490,109,391,872 - Step 5: Solve for x
x = 8,043,538,490,109,391,872/3,996,986,335.29 - Step 6: Final answer
x = 2,012,400,797.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.