Finding the Fourth Proportional to 2,245,584,593.15, 3,099,022,828.79 and 1,293,106,705.28
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Solution
The fourth proportional to 2,245,584,593.15, 3,099,022,828.79 and 1,293,106,705.28 is: 1,784,554,103.17
Step by Step Solution
- Step 1: Write the proportion equation
2,245,584,593.15 : 3,099,022,828.79 = 1,293,106,705.28 : x - Step 2: Convert to fraction form
2,245,584,593.15/3,099,022,828.79 = 1,293,106,705.28/x - Step 3: Cross multiply
2,245,584,593.15x = 3,099,022,828.79 × 1,293,106,705.28 - Step 4: Simplify right side
2,245,584,593.15x = 4,007,367,199,702,181,888 - Step 5: Solve for x
x = 4,007,367,199,702,181,888/2,245,584,593.15 - Step 6: Final answer
x = 1,784,554,103.17
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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.