Finding the Fourth Proportional to 577,256,674.50, 866,029,386.18 and 168,312,825
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Solution
The fourth proportional to 577,256,674.50, 866,029,386.18 and 168,312,825 is: 252,511,333.28
Step by Step Solution
- Step 1: Write the proportion equation
577,256,674.50 : 866,029,386.18 = 168,312,825 : x - Step 2: Convert to fraction form
577,256,674.50/866,029,386.18 = 168,312,825/x - Step 3: Cross multiply
577,256,674.50x = 866,029,386.18 × 168,312,825 - Step 4: Simplify right side
577,256,674.50x = 145,763,852,520,971,744 - Step 5: Solve for x
x = 145,763,852,520,971,744/577,256,674.50 - Step 6: Final answer
x = 252,511,333.28
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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.