Finding the Fourth Proportional to 45,365,562.70, 68,048,344.05 and 45,365,562.70
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Solution
The fourth proportional to 45,365,562.70, 68,048,344.05 and 45,365,562.70 is: 68,048,344.05
Step by Step Solution
- Step 1: Write the proportion equation
45,365,562.70 : 68,048,344.05 = 45,365,562.70 : x - Step 2: Convert to fraction form
45,365,562.70/68,048,344.05 = 45,365,562.70/x - Step 3: Cross multiply
45,365,562.70x = 68,048,344.05 × 45,365,562.70 - Step 4: Simplify right side
45,365,562.70x = 3,087,051,418,631,447 - Step 5: Solve for x
x = 3,087,051,418,631,447/45,365,562.70 - Step 6: Final answer
x = 68,048,344.05
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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.