Finding the Fourth Proportional to 3,542,947,503.64, 4,889,416,091.96 and 2,037,575,029.96
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Solution
The fourth proportional to 3,542,947,503.64, 4,889,416,091.96 and 2,037,575,029.96 is: 2,811,938,966.02
Step by Step Solution
- Step 1: Write the proportion equation
3,542,947,503.64 : 4,889,416,091.96 = 2,037,575,029.96 : x - Step 2: Convert to fraction form
3,542,947,503.64/4,889,416,091.96 = 2,037,575,029.96/x - Step 3: Cross multiply
3,542,947,503.64x = 4,889,416,091.96 × 2,037,575,029.96 - Step 4: Simplify right side
3,542,947,503.64x = 9,962,552,140,062,304,256 - Step 5: Solve for x
x = 9,962,552,140,062,304,256/3,542,947,503.64 - Step 6: Final answer
x = 2,811,938,966.02
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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.