Finding the Fourth Proportional to 2,885,410,120.95, 4,330,913,954.58 and 1,392,492,294.54
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Solution
The fourth proportional to 2,885,410,120.95, 4,330,913,954.58 and 1,392,492,294.54 is: 2,090,089,123.30
Step by Step Solution
- Step 1: Write the proportion equation
2,885,410,120.95 : 4,330,913,954.58 = 1,392,492,294.54 : x - Step 2: Convert to fraction form
2,885,410,120.95/4,330,913,954.58 = 1,392,492,294.54/x - Step 3: Cross multiply
2,885,410,120.95x = 4,330,913,954.58 × 1,392,492,294.54 - Step 4: Simplify right side
2,885,410,120.95x = 6,030,764,310,068,409,344 - Step 5: Solve for x
x = 6,030,764,310,068,409,344/2,885,410,120.95 - Step 6: Final answer
x = 2,090,089,123.30
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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.