Finding the Fourth Proportional to 7,365,808,613.22, 11,041,266,447.20 and 3,171,496,732.26
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Solution
The fourth proportional to 7,365,808,613.22, 11,041,266,447.20 and 3,171,496,732.26 is: 4,754,038,870.14
Step by Step Solution
- Step 1: Write the proportion equation
7,365,808,613.22 : 11,041,266,447.20 = 3,171,496,732.26 : x - Step 2: Convert to fraction form
7,365,808,613.22/11,041,266,447.20 = 3,171,496,732.26/x - Step 3: Cross multiply
7,365,808,613.22x = 11,041,266,447.20 × 3,171,496,732.26 - Step 4: Simplify right side
7,365,808,613.22x = 35,017,340,457,290,924,032 - Step 5: Solve for x
x = 35,017,340,457,290,924,032/7,365,808,613.22 - Step 6: Final answer
x = 4,754,038,870.14
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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.