Finding the Fourth Proportional to 3,542,947,497.63, 4,889,416,083.68 and 2,037,575,023.95
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Solution
The fourth proportional to 3,542,947,497.63, 4,889,416,083.68 and 2,037,575,023.95 is: 2,811,938,957.75
Step by Step Solution
- Step 1: Write the proportion equation
3,542,947,497.63 : 4,889,416,083.68 = 2,037,575,023.95 : x - Step 2: Convert to fraction form
3,542,947,497.63/4,889,416,083.68 = 2,037,575,023.95/x - Step 3: Cross multiply
3,542,947,497.63x = 4,889,416,083.68 × 2,037,575,023.95 - Step 4: Simplify right side
3,542,947,497.63x = 9,962,552,093,823,109,120 - Step 5: Solve for x
x = 9,962,552,093,823,109,120/3,542,947,497.63 - Step 6: Final answer
x = 2,811,938,957.75
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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.