Finding the Fourth Proportional to 350,628,554.08, 483,749,903.64 and 201,946,697.92
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Solution
The fourth proportional to 350,628,554.08, 483,749,903.64 and 201,946,697.92 is: 278,618,767.70
Step by Step Solution
- Step 1: Write the proportion equation
350,628,554.08 : 483,749,903.64 = 201,946,697.92 : x - Step 2: Convert to fraction form
350,628,554.08/483,749,903.64 = 201,946,697.92/x - Step 3: Cross multiply
350,628,554.08x = 483,749,903.64 × 201,946,697.92 - Step 4: Simplify right side
350,628,554.08x = 97,691,695,659,216,176 - Step 5: Solve for x
x = 97,691,695,659,216,176/350,628,554.08 - Step 6: Final answer
x = 278,618,767.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.