Finding the Fourth Proportional to 196,127,271.24, 294,088,759.35 and 73,204,508.70
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Solution
The fourth proportional to 196,127,271.24, 294,088,759.35 and 73,204,508.70 is: 109,768,636.49
Step by Step Solution
- Step 1: Write the proportion equation
196,127,271.24 : 294,088,759.35 = 73,204,508.70 : x - Step 2: Convert to fraction form
196,127,271.24/294,088,759.35 = 73,204,508.70/x - Step 3: Cross multiply
196,127,271.24x = 294,088,759.35 × 73,204,508.70 - Step 4: Simplify right side
196,127,271.24x = 21,528,623,142,409,284 - Step 5: Solve for x
x = 21,528,623,142,409,284/196,127,271.24 - Step 6: Final answer
x = 109,768,636.49
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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.