Finding the Fourth Proportional to 1,443,729,552.66, 2,161,864,700.19 and 996,413,221.62
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Solution
The fourth proportional to 1,443,729,552.66, 2,161,864,700.19 and 996,413,221.62 is: 1,492,045,769.00
Step by Step Solution
- Step 1: Write the proportion equation
1,443,729,552.66 : 2,161,864,700.19 = 996,413,221.62 : x - Step 2: Convert to fraction form
1,443,729,552.66/2,161,864,700.19 = 996,413,221.62/x - Step 3: Cross multiply
1,443,729,552.66x = 2,161,864,700.19 × 996,413,221.62 - Step 4: Simplify right side
1,443,729,552.66x = 2,154,110,570,622,873,344 - Step 5: Solve for x
x = 2,154,110,570,622,873,344/1,443,729,552.66 - Step 6: Final answer
x = 1,492,045,769.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.