Finding the Fourth Proportional to 4,148,366,143.26, 5,724,399,205.89 and 2,339,778,347.40
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Solution
The fourth proportional to 4,148,366,143.26, 5,724,399,205.89 and 2,339,778,347.40 is: 3,228,698,926.58
Step by Step Solution
- Step 1: Write the proportion equation
4,148,366,143.26 : 5,724,399,205.89 = 2,339,778,347.40 : x - Step 2: Convert to fraction form
4,148,366,143.26/5,724,399,205.89 = 2,339,778,347.40/x - Step 3: Cross multiply
4,148,366,143.26x = 5,724,399,205.89 × 2,339,778,347.40 - Step 4: Simplify right side
4,148,366,143.26x = 13,393,825,313,815,177,216 - Step 5: Solve for x
x = 13,393,825,313,815,177,216/4,148,366,143.26 - Step 6: Final answer
x = 3,228,698,926.58
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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.