Finding the Fourth Proportional to 3,959,926,894.78, 5,936,197,677.99 and 1,337,897,310.46
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Solution
The fourth proportional to 3,959,926,894.78, 5,936,197,677.99 and 1,337,897,310.46 is: 2,005,598,365.52
Step by Step Solution
- Step 1: Write the proportion equation
3,959,926,894.78 : 5,936,197,677.99 = 1,337,897,310.46 : x - Step 2: Convert to fraction form
3,959,926,894.78/5,936,197,677.99 = 1,337,897,310.46/x - Step 3: Cross multiply
3,959,926,894.78x = 5,936,197,677.99 × 1,337,897,310.46 - Step 4: Simplify right side
3,959,926,894.78x = 7,942,022,907,741,718,528 - Step 5: Solve for x
x = 7,942,022,907,741,718,528/3,959,926,894.78 - Step 6: Final answer
x = 2,005,598,365.52
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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.