Finding the Fourth Proportional to 2,303,759,437.97, 3,179,165,390.91 and 1,246,464,211.49
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Solution
The fourth proportional to 2,303,759,437.97, 3,179,165,390.91 and 1,246,464,211.49 is: 1,720,108,365.86
Step by Step Solution
- Step 1: Write the proportion equation
2,303,759,437.97 : 3,179,165,390.91 = 1,246,464,211.49 : x - Step 2: Convert to fraction form
2,303,759,437.97/3,179,165,390.91 = 1,246,464,211.49/x - Step 3: Cross multiply
2,303,759,437.97x = 3,179,165,390.91 × 1,246,464,211.49 - Step 4: Simplify right side
2,303,759,437.97x = 3,962,715,882,161,034,240 - Step 5: Solve for x
x = 3,962,715,882,161,034,240/2,303,759,437.97 - Step 6: Final answer
x = 1,720,108,365.86
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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.