Finding the Fourth Proportional to 2,764,389,610.80, 4,146,584,416.20 and 2,687,862,106.80
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Solution
The fourth proportional to 2,764,389,610.80, 4,146,584,416.20 and 2,687,862,106.80 is: 4,031,793,160.20
Step by Step Solution
- Step 1: Write the proportion equation
2,764,389,610.80 : 4,146,584,416.20 = 2,687,862,106.80 : x - Step 2: Convert to fraction form
2,764,389,610.80/4,146,584,416.20 = 2,687,862,106.80/x - Step 3: Cross multiply
2,764,389,610.80x = 4,146,584,416.20 × 2,687,862,106.80 - Step 4: Simplify right side
2,764,389,610.80x = 11,145,447,124,951,379,968 - Step 5: Solve for x
x = 11,145,447,124,951,379,968/2,764,389,610.80 - Step 6: Final answer
x = 4,031,793,160.20
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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.