Finding the Fourth Proportional to 7,652,288,897.40, 11,478,433,346.10 and 3,235,695,322.80
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Solution
The fourth proportional to 7,652,288,897.40, 11,478,433,346.10 and 3,235,695,322.80 is: 4,853,542,984.20
Step by Step Solution
- Step 1: Write the proportion equation
7,652,288,897.40 : 11,478,433,346.10 = 3,235,695,322.80 : x - Step 2: Convert to fraction form
7,652,288,897.40/11,478,433,346.10 = 3,235,695,322.80/x - Step 3: Cross multiply
7,652,288,897.40x = 11,478,433,346.10 × 3,235,695,322.80 - Step 4: Simplify right side
7,652,288,897.40x = 37,140,713,091,047,325,696 - Step 5: Solve for x
x = 37,140,713,091,047,325,696/7,652,288,897.40 - Step 6: Final answer
x = 4,853,542,984.20
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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.