Finding the Fourth Proportional to 1,453,529,576.40, 2,180,294,364.60 and 1,341,289,237.20
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Solution
The fourth proportional to 1,453,529,576.40, 2,180,294,364.60 and 1,341,289,237.20 is: 2,011,933,855.80
Step by Step Solution
- Step 1: Write the proportion equation
1,453,529,576.40 : 2,180,294,364.60 = 1,341,289,237.20 : x - Step 2: Convert to fraction form
1,453,529,576.40/2,180,294,364.60 = 1,341,289,237.20/x - Step 3: Cross multiply
1,453,529,576.40x = 2,180,294,364.60 × 1,341,289,237.20 - Step 4: Simplify right side
1,453,529,576.40x = 2,924,405,365,165,792,768 - Step 5: Solve for x
x = 2,924,405,365,165,792,768/1,453,529,576.40 - Step 6: Final answer
x = 2,011,933,855.80
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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.