Finding the Fourth Proportional to 7,041,490,216.40, 10,562,235,324.60 and 2,133,526,293.20
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Solution
The fourth proportional to 7,041,490,216.40, 10,562,235,324.60 and 2,133,526,293.20 is: 3,200,289,439.80
Step by Step Solution
- Step 1: Write the proportion equation
7,041,490,216.40 : 10,562,235,324.60 = 2,133,526,293.20 : x - Step 2: Convert to fraction form
7,041,490,216.40/10,562,235,324.60 = 2,133,526,293.20/x - Step 3: Cross multiply
7,041,490,216.40x = 10,562,235,324.60 × 2,133,526,293.20 - Step 4: Simplify right side
7,041,490,216.40x = 22,534,806,779,999,936,512 - Step 5: Solve for x
x = 22,534,806,779,999,936,512/7,041,490,216.40 - Step 6: Final answer
x = 3,200,289,439.80
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1.5x scale
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.