Finding the Fourth Proportional to 2,865,691,303,975.30, 4,299,140,742,214.30 and 929,357,201,082.90
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Solution
The fourth proportional to 2,865,691,303,975.30, 4,299,140,742,214.30 and 929,357,201,082.90 is: 1,394,231,612,352.40
Step by Step Solution
- Step 1: Write the proportion equation
2,865,691,303,975.30 : 4,299,140,742,214.30 = 929,357,201,082.90 : x - Step 2: Convert to fraction form
2,865,691,303,975.30/4,299,140,742,214.30 = 929,357,201,082.90/x - Step 3: Cross multiply
2,865,691,303,975.30x = 4,299,140,742,214.30 × 929,357,201,082.90 - Step 4: Simplify right side
2,865,691,303,975.30x = 3,995,437,407,245,742,993,571,840 - Step 5: Solve for x
x = 3,995,437,407,245,742,993,571,840/2,865,691,303,975.30 - Step 6: Final answer
x = 1,394,231,612,352.40
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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.