Finding the Fourth Proportional to 223,971,679.80, 335,957,519.70 and 62,413,615.80
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Solution
The fourth proportional to 223,971,679.80, 335,957,519.70 and 62,413,615.80 is: 93,620,423.70
Step by Step Solution
- Step 1: Write the proportion equation
223,971,679.80 : 335,957,519.70 = 62,413,615.80 : x - Step 2: Convert to fraction form
223,971,679.80/335,957,519.70 = 62,413,615.80/x - Step 3: Cross multiply
223,971,679.80x = 335,957,519.70 × 62,413,615.80 - Step 4: Simplify right side
223,971,679.80x = 20,968,323,559,676,728 - Step 5: Solve for x
x = 20,968,323,559,676,728/223,971,679.80 - Step 6: Final answer
x = 93,620,423.70
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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.