Finding the Fourth Proportional to 591,842,803.80, 887,764,205.70 and 161,021,299.80
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Solution
The fourth proportional to 591,842,803.80, 887,764,205.70 and 161,021,299.80 is: 241,531,949.70
Step by Step Solution
- Step 1: Write the proportion equation
591,842,803.80 : 887,764,205.70 = 161,021,299.80 : x - Step 2: Convert to fraction form
591,842,803.80/887,764,205.70 = 161,021,299.80/x - Step 3: Cross multiply
591,842,803.80x = 887,764,205.70 × 161,021,299.80 - Step 4: Simplify right side
591,842,803.80x = 142,948,946,317,728,592 - Step 5: Solve for x
x = 142,948,946,317,728,592/591,842,803.80 - Step 6: Final answer
x = 241,531,949.70
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Similar ratio
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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.