Finding the Fourth Proportional to 2,144,399,254.29, 2,958,948,634.73 and 1,204,421,833.17
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Solution
The fourth proportional to 2,144,399,254.29, 2,958,948,634.73 and 1,204,421,833.17 is: 1,661,921,086.65
Step by Step Solution
- Step 1: Write the proportion equation
2,144,399,254.29 : 2,958,948,634.73 = 1,204,421,833.17 : x - Step 2: Convert to fraction form
2,144,399,254.29/2,958,948,634.73 = 1,204,421,833.17/x - Step 3: Cross multiply
2,144,399,254.29x = 2,958,948,634.73 × 1,204,421,833.17 - Step 4: Simplify right side
2,144,399,254.29x = 3,563,822,338,891,353,088 - Step 5: Solve for x
x = 3,563,822,338,891,353,088/2,144,399,254.29 - Step 6: Final answer
x = 1,661,921,086.65
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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.