Finding the Fourth Proportional to 1,809,593,163, 2,497,441,250.70 and 1,095,522,305.40
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Solution
The fourth proportional to 1,809,593,163, 2,497,441,250.70 and 1,095,522,305.40 is: 1,511,943,486.81
Step by Step Solution
- Step 1: Write the proportion equation
1,809,593,163 : 2,497,441,250.70 = 1,095,522,305.40 : x - Step 2: Convert to fraction form
1,809,593,163/2,497,441,250.70 = 1,095,522,305.40/x - Step 3: Cross multiply
1,809,593,163x = 2,497,441,250.70 × 1,095,522,305.40 - Step 4: Simplify right side
1,809,593,163x = 2,736,002,596,567,923,200 - Step 5: Solve for x
x = 2,736,002,596,567,923,200/1,809,593,163 - Step 6: Final answer
x = 1,511,943,486.81
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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.