Finding the Fourth Proportional to 73,510,369.80, 110,265,554.70 and 30,365,233.80
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Solution
The fourth proportional to 73,510,369.80, 110,265,554.70 and 30,365,233.80 is: 45,547,850.70
Step by Step Solution
- Step 1: Write the proportion equation
73,510,369.80 : 110,265,554.70 = 30,365,233.80 : x - Step 2: Convert to fraction form
73,510,369.80/110,265,554.70 = 30,365,233.80/x - Step 3: Cross multiply
73,510,369.80x = 110,265,554.70 × 30,365,233.80 - Step 4: Simplify right side
73,510,369.80x = 3,348,239,348,552,189 - Step 5: Solve for x
x = 3,348,239,348,552,189/73,510,369.80 - Step 6: Final answer
x = 45,547,850.70
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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.