Finding the Fourth Proportional to 7,206,360,242.09, 10,811,170,338.01 and 3,890,103,637.73
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Solution
The fourth proportional to 7,206,360,242.09, 10,811,170,338.01 and 3,890,103,637.73 is: 5,836,035,341.99
Step by Step Solution
- Step 1: Write the proportion equation
7,206,360,242.09 : 10,811,170,338.01 = 3,890,103,637.73 : x - Step 2: Convert to fraction form
7,206,360,242.09/10,811,170,338.01 = 3,890,103,637.73/x - Step 3: Cross multiply
7,206,360,242.09x = 10,811,170,338.01 × 3,890,103,637.73 - Step 4: Simplify right side
7,206,360,242.09x = 42,056,573,059,945,644,032 - Step 5: Solve for x
x = 42,056,573,059,945,644,032/7,206,360,242.09 - Step 6: Final answer
x = 5,836,035,341.99
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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.