Finding the Fourth Proportional to 177,149,552.20, 265,724,328.30 and 99,346,589.80
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Solution
The fourth proportional to 177,149,552.20, 265,724,328.30 and 99,346,589.80 is: 149,019,884.70
Step by Step Solution
- Step 1: Write the proportion equation
177,149,552.20 : 265,724,328.30 = 99,346,589.80 : x - Step 2: Convert to fraction form
177,149,552.20/265,724,328.30 = 99,346,589.80/x - Step 3: Cross multiply
177,149,552.20x = 265,724,328.30 × 99,346,589.80 - Step 4: Simplify right side
177,149,552.20x = 26,398,805,843,500,632 - Step 5: Solve for x
x = 26,398,805,843,500,632/177,149,552.20 - Step 6: Final answer
x = 149,019,884.70
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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.