Finding the Fourth Proportional to 1,545,305,035.28, 2,318,910,973.08 and 716,104,119.92
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Solution
The fourth proportional to 1,545,305,035.28, 2,318,910,973.08 and 716,104,119.92 is: 1,074,598,000.81
Step by Step Solution
- Step 1: Write the proportion equation
1,545,305,035.28 : 2,318,910,973.08 = 716,104,119.92 : x - Step 2: Convert to fraction form
1,545,305,035.28/2,318,910,973.08 = 716,104,119.92/x - Step 3: Cross multiply
1,545,305,035.28x = 2,318,910,973.08 × 716,104,119.92 - Step 4: Simplify right side
1,545,305,035.28x = 1,660,581,701,550,284,032 - Step 5: Solve for x
x = 1,660,581,701,550,284,032/1,545,305,035.28 - Step 6: Final answer
x = 1,074,598,000.81
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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.