Finding the Fourth Proportional to 6,677,457,762.20, 10,016,186,643.30 and 4,718,353,659.80
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Solution
The fourth proportional to 6,677,457,762.20, 10,016,186,643.30 and 4,718,353,659.80 is: 7,077,530,489.70
Step by Step Solution
- Step 1: Write the proportion equation
6,677,457,762.20 : 10,016,186,643.30 = 4,718,353,659.80 : x - Step 2: Convert to fraction form
6,677,457,762.20/10,016,186,643.30 = 4,718,353,659.80/x - Step 3: Cross multiply
6,677,457,762.20x = 10,016,186,643.30 × 4,718,353,659.80 - Step 4: Simplify right side
6,677,457,762.20x = 47,259,910,905,654,427,648 - Step 5: Solve for x
x = 47,259,910,905,654,427,648/6,677,457,762.20 - Step 6: Final answer
x = 7,077,530,489.70
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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.