Finding the Fourth Proportional to 3,694,315,562,431.20, 5,537,594,250,369 and 1,242,982,764,970.30
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Solution
The fourth proportional to 3,694,315,562,431.20, 5,537,594,250,369 and 1,242,982,764,970.30 is: 1,863,168,994,712.94
Step by Step Solution
- Step 1: Write the proportion equation
3,694,315,562,431.20 : 5,537,594,250,369 = 1,242,982,764,970.30 : x - Step 2: Convert to fraction form
3,694,315,562,431.20/5,537,594,250,369 = 1,242,982,764,970.30/x - Step 3: Cross multiply
3,694,315,562,431.20x = 5,537,594,250,369 × 1,242,982,764,970.30 - Step 4: Simplify right side
3,694,315,562,431.20x = 6,883,134,212,607,295,581,323,264 - Step 5: Solve for x
x = 6,883,134,212,607,295,581,323,264/3,694,315,562,431.20 - Step 6: Final answer
x = 1,863,168,994,712.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.